diff --git a/package-lock.json b/package-lock.json
index 2f92257d..380adf66 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
       "license": "MIT",
       "dependencies": {
         "@emotion/core": "11.0.0",
-        "@material-ui/core": "4.12.4",
+        "@mui/material": "5.0.0",
         "@travi/brand": "1.0.0",
         "@travi/travi.org-theme-components": "1.2.0",
         "gatsby": "4.18.0",
@@ -2372,12 +2372,12 @@
       }
     },
     "node_modules/@emotion/cache": {
-      "version": "11.7.1",
-      "resolved": "https://registry.npmjs.org/@emotion/cache/-/cache-11.7.1.tgz",
-      "integrity": "sha512-r65Zy4Iljb8oyjtLeCuBH8Qjiy107dOYC6SJq7g7GV5UCQWMObY4SJDPGFjiiVpPrOJ2hmJOoBiYTC7hwx9E2A==",
+      "version": "11.9.3",
+      "resolved": "https://registry.npmjs.org/@emotion/cache/-/cache-11.9.3.tgz",
+      "integrity": "sha512-0dgkI/JKlCXa+lEXviaMtGBL0ynpx4osh7rjOXE71q9bIF8G+XhJgvi+wDu0B0IdCVx37BffiwXlN9I3UuzFvg==",
       "dependencies": {
         "@emotion/memoize": "^0.7.4",
-        "@emotion/sheet": "^1.1.0",
+        "@emotion/sheet": "^1.1.1",
         "@emotion/utils": "^1.0.0",
         "@emotion/weak-memoize": "^0.2.5",
         "stylis": "4.0.13"
@@ -2415,6 +2415,14 @@
       "resolved": "https://registry.npmjs.org/@emotion/hash/-/hash-0.8.0.tgz",
       "integrity": "sha512-kBJtf7PH6aWwZ6fka3zQ0p6SBYzx4fl1LoZXE2RrnYST9Xljm7WfKJrU4g/Xr3Beg72MLrp1AWNUmuYJTL7Cow=="
     },
+    "node_modules/@emotion/is-prop-valid": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/@emotion/is-prop-valid/-/is-prop-valid-1.1.3.tgz",
+      "integrity": "sha512-RFg04p6C+1uO19uG8N+vqanzKqiM9eeV1LDOG3bmkYmuOj7NbKNlFC/4EZq5gnwAIlcC/jOT24f8Td0iax2SXA==",
+      "dependencies": {
+        "@emotion/memoize": "^0.7.4"
+      }
+    },
     "node_modules/@emotion/memoize": {
       "version": "0.7.5",
       "resolved": "https://registry.npmjs.org/@emotion/memoize/-/memoize-0.7.5.tgz",
@@ -2479,9 +2487,9 @@
       }
     },
     "node_modules/@emotion/sheet": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/@emotion/sheet/-/sheet-1.1.0.tgz",
-      "integrity": "sha512-u0AX4aSo25sMAygCuQTzS+HsImZFuS8llY8O7b9MDRzbJM0kVJlAz6KNDqcG7pOuQZJmj/8X/rAW+66kMnMW+g=="
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@emotion/sheet/-/sheet-1.1.1.tgz",
+      "integrity": "sha512-J3YPccVRMiTZxYAY0IOq3kd+hUP8idY8Kz6B/Cyo+JuXq52Ek+zbPbSQUrVQp95aJ+lsAW7DPL1P2Z+U1jGkKA=="
     },
     "node_modules/@emotion/stylis": {
       "version": "0.8.5",
@@ -4139,6 +4147,209 @@
         "win32"
       ]
     },
+    "node_modules/@mui/core": {
+      "version": "5.0.0-alpha.47",
+      "resolved": "https://registry.npmjs.org/@mui/core/-/core-5.0.0-alpha.47.tgz",
+      "integrity": "sha512-/GCIWOq+ydeY8HTWexrvQw7OsmRRvdzW+BB4vQ+V6alaECKSXPQrTDuQtd+lgI2il4p7uhPIKIqjcaAZ/FaNHA==",
+      "deprecated": "You can now upgrade to @mui/base. See https://github.com/mui/material-ui/releases/tag/v5.1.1",
+      "dependencies": {
+        "@babel/runtime": "^7.14.8",
+        "@emotion/is-prop-valid": "^1.1.0",
+        "@mui/utils": "^5.0.0",
+        "clsx": "^1.1.1",
+        "prop-types": "^15.7.2",
+        "react-is": "^17.0.2"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      },
+      "peerDependencies": {
+        "@types/react": "^16.8.6 || ^17.0.0",
+        "react": "^17.0.2",
+        "react-dom": "^17.0.2"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@mui/material": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@mui/material/-/material-5.0.0.tgz",
+      "integrity": "sha512-XZNPYQocFyS2Q8Wc7PMudazKa8VDaXADK9PxUfOF6Q0GQNXjLkOn1vRWlyF9EOZQ4QLbgJHyHDlH7ELBN0CA0w==",
+      "dependencies": {
+        "@babel/runtime": "^7.14.8",
+        "@mui/core": "5.0.0-alpha.47",
+        "@mui/system": "^5.0.0",
+        "@mui/types": "^7.0.0",
+        "@mui/utils": "^5.0.0",
+        "@popperjs/core": "^2.4.4",
+        "@types/react-transition-group": "^4.4.2",
+        "clsx": "^1.1.1",
+        "csstype": "^3.0.8",
+        "hoist-non-react-statics": "^3.3.2",
+        "prop-types": "^15.7.2",
+        "react-is": "^17.0.2",
+        "react-transition-group": "^4.4.2"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/material-ui"
+      },
+      "peerDependencies": {
+        "@emotion/react": "^11.4.1",
+        "@emotion/styled": "^11.3.0",
+        "@types/react": "^16.8.6 || ^17.0.0",
+        "react": "^17.0.2",
+        "react-dom": "^17.0.2"
+      },
+      "peerDependenciesMeta": {
+        "@emotion/react": {
+          "optional": true
+        },
+        "@emotion/styled": {
+          "optional": true
+        },
+        "@types/react": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@mui/private-theming": {
+      "version": "5.8.6",
+      "resolved": "https://registry.npmjs.org/@mui/private-theming/-/private-theming-5.8.6.tgz",
+      "integrity": "sha512-yHsJk1qU9r/q0DlnxGRJPHyM0Y/nUv8FTNgDTiI9I58GWuVuZqeTUr7JRvPh6ybeP/FLtW5eXEavRK9wxVk4uQ==",
+      "dependencies": {
+        "@babel/runtime": "^7.17.2",
+        "@mui/utils": "^5.8.6",
+        "prop-types": "^15.8.1"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/mui"
+      },
+      "peerDependencies": {
+        "@types/react": "^17.0.0 || ^18.0.0",
+        "react": "^17.0.0 || ^18.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@mui/styled-engine": {
+      "version": "5.8.7",
+      "resolved": "https://registry.npmjs.org/@mui/styled-engine/-/styled-engine-5.8.7.tgz",
+      "integrity": "sha512-tVqtowjbYmiRq+qcqXK731L9eWoL9H8xTRhuTgaDGKdch1zlt4I2UwInUe1w2N9N/u3/jHsFbLcl1Un3uOwpQg==",
+      "dependencies": {
+        "@babel/runtime": "^7.17.2",
+        "@emotion/cache": "^11.9.3",
+        "csstype": "^3.1.0",
+        "prop-types": "^15.8.1"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/mui"
+      },
+      "peerDependencies": {
+        "@emotion/react": "^11.4.1",
+        "@emotion/styled": "^11.3.0",
+        "react": "^17.0.0 || ^18.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@emotion/react": {
+          "optional": true
+        },
+        "@emotion/styled": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@mui/system": {
+      "version": "5.8.7",
+      "resolved": "https://registry.npmjs.org/@mui/system/-/system-5.8.7.tgz",
+      "integrity": "sha512-yFoFbfO42FWeSUDrFPixYjpqySQMqVMOSbSlAxiKnwFpvXGGn/bkfQTboCRNO31fvES29FJLQd4mwwMHd5mXng==",
+      "dependencies": {
+        "@babel/runtime": "^7.17.2",
+        "@mui/private-theming": "^5.8.6",
+        "@mui/styled-engine": "^5.8.7",
+        "@mui/types": "^7.1.4",
+        "@mui/utils": "^5.8.6",
+        "clsx": "^1.2.0",
+        "csstype": "^3.1.0",
+        "prop-types": "^15.8.1"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/mui"
+      },
+      "peerDependencies": {
+        "@emotion/react": "^11.5.0",
+        "@emotion/styled": "^11.3.0",
+        "@types/react": "^17.0.0 || ^18.0.0",
+        "react": "^17.0.0 || ^18.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@emotion/react": {
+          "optional": true
+        },
+        "@emotion/styled": {
+          "optional": true
+        },
+        "@types/react": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@mui/types": {
+      "version": "7.1.4",
+      "resolved": "https://registry.npmjs.org/@mui/types/-/types-7.1.4.tgz",
+      "integrity": "sha512-uveM3byMbthO+6tXZ1n2zm0W3uJCQYtwt/v5zV5I77v2v18u0ITkb8xwhsDD2i3V2Kye7SaNR6FFJ6lMuY/WqQ==",
+      "peerDependencies": {
+        "@types/react": "*"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@mui/utils": {
+      "version": "5.8.6",
+      "resolved": "https://registry.npmjs.org/@mui/utils/-/utils-5.8.6.tgz",
+      "integrity": "sha512-QM2Sd1xZo2jOt2Vz5Rmro+pi2FLJyiv4+OjxkUwXR3oUM65KSMAMLl/KNYU55s3W3DLRFP5MVwE4FhAbHseHAg==",
+      "dependencies": {
+        "@babel/runtime": "^7.17.2",
+        "@types/prop-types": "^15.7.5",
+        "@types/react-is": "^16.7.1 || ^17.0.0",
+        "prop-types": "^15.8.1",
+        "react-is": "^17.0.2"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/mui"
+      },
+      "peerDependencies": {
+        "react": "^17.0.0 || ^18.0.0"
+      }
+    },
     "node_modules/@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -5762,6 +5973,15 @@
         "node": ">= 8"
       }
     },
+    "node_modules/@popperjs/core": {
+      "version": "2.11.5",
+      "resolved": "https://registry.npmjs.org/@popperjs/core/-/core-2.11.5.tgz",
+      "integrity": "sha512-9X2obfABZuDVLCgPK9aX0a/x4jaOEweTTWE2+9sr0Qqqevj2Uv5XorvusThmc9XGYpS9yI+fhh8RTafBtGposw==",
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/popperjs"
+      }
+    },
     "node_modules/@sideway/address": {
       "version": "4.1.4",
       "resolved": "https://registry.npmjs.org/@sideway/address/-/address-4.1.4.tgz",
@@ -6917,6 +7137,14 @@
         "csstype": "^3.0.2"
       }
     },
+    "node_modules/@types/react-is": {
+      "version": "17.0.3",
+      "resolved": "https://registry.npmjs.org/@types/react-is/-/react-is-17.0.3.tgz",
+      "integrity": "sha512-aBTIWg1emtu95bLTLx0cpkxwGW3ueZv71nE2YFBpL8k/z5czEW8yYpOo8Dp+UUAFAtKwNaOsh/ioSeQnWlZcfw==",
+      "dependencies": {
+        "@types/react": "*"
+      }
+    },
     "node_modules/@types/react-transition-group": {
       "version": "4.4.4",
       "resolved": "https://registry.npmjs.org/@types/react-transition-group/-/react-transition-group-4.4.4.tgz",
@@ -9454,9 +9682,9 @@
       }
     },
     "node_modules/clsx": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/clsx/-/clsx-1.1.1.tgz",
-      "integrity": "sha512-6/bPho624p3S2pMyvP5kKBPXnI3ufHLObBFCfgx+LkeR5lg2XYy2hqZqUf45ypD8COn2bhgGJSUE+l5dhNBieA==",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/clsx/-/clsx-1.2.0.tgz",
+      "integrity": "sha512-EPRP7XJsM1y0iCU3Z7C7jFKdQboXSeHgEfzQUTlz7m5NP3hDrlz48aUsmNGp4pC+JOW9WA3vIRqlYuo/bl4Drw==",
       "engines": {
         "node": ">=6"
       }
@@ -43353,12 +43581,12 @@
       }
     },
     "@emotion/cache": {
-      "version": "11.7.1",
-      "resolved": "https://registry.npmjs.org/@emotion/cache/-/cache-11.7.1.tgz",
-      "integrity": "sha512-r65Zy4Iljb8oyjtLeCuBH8Qjiy107dOYC6SJq7g7GV5UCQWMObY4SJDPGFjiiVpPrOJ2hmJOoBiYTC7hwx9E2A==",
+      "version": "11.9.3",
+      "resolved": "https://registry.npmjs.org/@emotion/cache/-/cache-11.9.3.tgz",
+      "integrity": "sha512-0dgkI/JKlCXa+lEXviaMtGBL0ynpx4osh7rjOXE71q9bIF8G+XhJgvi+wDu0B0IdCVx37BffiwXlN9I3UuzFvg==",
       "requires": {
         "@emotion/memoize": "^0.7.4",
-        "@emotion/sheet": "^1.1.0",
+        "@emotion/sheet": "^1.1.1",
         "@emotion/utils": "^1.0.0",
         "@emotion/weak-memoize": "^0.2.5",
         "stylis": "4.0.13"
@@ -43388,6 +43616,14 @@
       "resolved": "https://registry.npmjs.org/@emotion/hash/-/hash-0.8.0.tgz",
       "integrity": "sha512-kBJtf7PH6aWwZ6fka3zQ0p6SBYzx4fl1LoZXE2RrnYST9Xljm7WfKJrU4g/Xr3Beg72MLrp1AWNUmuYJTL7Cow=="
     },
+    "@emotion/is-prop-valid": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/@emotion/is-prop-valid/-/is-prop-valid-1.1.3.tgz",
+      "integrity": "sha512-RFg04p6C+1uO19uG8N+vqanzKqiM9eeV1LDOG3bmkYmuOj7NbKNlFC/4EZq5gnwAIlcC/jOT24f8Td0iax2SXA==",
+      "requires": {
+        "@emotion/memoize": "^0.7.4"
+      }
+    },
     "@emotion/memoize": {
       "version": "0.7.5",
       "resolved": "https://registry.npmjs.org/@emotion/memoize/-/memoize-0.7.5.tgz",
@@ -43432,9 +43668,9 @@
       }
     },
     "@emotion/sheet": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/@emotion/sheet/-/sheet-1.1.0.tgz",
-      "integrity": "sha512-u0AX4aSo25sMAygCuQTzS+HsImZFuS8llY8O7b9MDRzbJM0kVJlAz6KNDqcG7pOuQZJmj/8X/rAW+66kMnMW+g=="
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@emotion/sheet/-/sheet-1.1.1.tgz",
+      "integrity": "sha512-J3YPccVRMiTZxYAY0IOq3kd+hUP8idY8Kz6B/Cyo+JuXq52Ek+zbPbSQUrVQp95aJ+lsAW7DPL1P2Z+U1jGkKA=="
     },
     "@emotion/stylis": {
       "version": "0.8.5",
@@ -44709,6 +44945,93 @@
       "integrity": "sha512-fpnI00dt+yO1cKx9qBXelKhPBdEgvc8ZPav1+0r09j0woYQU2N79w/jcGawSY5UGlgQ3vjaJsFHnGbGvvqdLzg==",
       "optional": true
     },
+    "@mui/core": {
+      "version": "5.0.0-alpha.47",
+      "resolved": "https://registry.npmjs.org/@mui/core/-/core-5.0.0-alpha.47.tgz",
+      "integrity": "sha512-/GCIWOq+ydeY8HTWexrvQw7OsmRRvdzW+BB4vQ+V6alaECKSXPQrTDuQtd+lgI2il4p7uhPIKIqjcaAZ/FaNHA==",
+      "requires": {
+        "@babel/runtime": "^7.14.8",
+        "@emotion/is-prop-valid": "^1.1.0",
+        "@mui/utils": "^5.0.0",
+        "clsx": "^1.1.1",
+        "prop-types": "^15.7.2",
+        "react-is": "^17.0.2"
+      }
+    },
+    "@mui/material": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@mui/material/-/material-5.0.0.tgz",
+      "integrity": "sha512-XZNPYQocFyS2Q8Wc7PMudazKa8VDaXADK9PxUfOF6Q0GQNXjLkOn1vRWlyF9EOZQ4QLbgJHyHDlH7ELBN0CA0w==",
+      "requires": {
+        "@babel/runtime": "^7.14.8",
+        "@mui/core": "5.0.0-alpha.47",
+        "@mui/system": "^5.0.0",
+        "@mui/types": "^7.0.0",
+        "@mui/utils": "^5.0.0",
+        "@popperjs/core": "^2.4.4",
+        "@types/react-transition-group": "^4.4.2",
+        "clsx": "^1.1.1",
+        "csstype": "^3.0.8",
+        "hoist-non-react-statics": "^3.3.2",
+        "prop-types": "^15.7.2",
+        "react-is": "^17.0.2",
+        "react-transition-group": "^4.4.2"
+      }
+    },
+    "@mui/private-theming": {
+      "version": "5.8.6",
+      "resolved": "https://registry.npmjs.org/@mui/private-theming/-/private-theming-5.8.6.tgz",
+      "integrity": "sha512-yHsJk1qU9r/q0DlnxGRJPHyM0Y/nUv8FTNgDTiI9I58GWuVuZqeTUr7JRvPh6ybeP/FLtW5eXEavRK9wxVk4uQ==",
+      "requires": {
+        "@babel/runtime": "^7.17.2",
+        "@mui/utils": "^5.8.6",
+        "prop-types": "^15.8.1"
+      }
+    },
+    "@mui/styled-engine": {
+      "version": "5.8.7",
+      "resolved": "https://registry.npmjs.org/@mui/styled-engine/-/styled-engine-5.8.7.tgz",
+      "integrity": "sha512-tVqtowjbYmiRq+qcqXK731L9eWoL9H8xTRhuTgaDGKdch1zlt4I2UwInUe1w2N9N/u3/jHsFbLcl1Un3uOwpQg==",
+      "requires": {
+        "@babel/runtime": "^7.17.2",
+        "@emotion/cache": "^11.9.3",
+        "csstype": "^3.1.0",
+        "prop-types": "^15.8.1"
+      }
+    },
+    "@mui/system": {
+      "version": "5.8.7",
+      "resolved": "https://registry.npmjs.org/@mui/system/-/system-5.8.7.tgz",
+      "integrity": "sha512-yFoFbfO42FWeSUDrFPixYjpqySQMqVMOSbSlAxiKnwFpvXGGn/bkfQTboCRNO31fvES29FJLQd4mwwMHd5mXng==",
+      "requires": {
+        "@babel/runtime": "^7.17.2",
+        "@mui/private-theming": "^5.8.6",
+        "@mui/styled-engine": "^5.8.7",
+        "@mui/types": "^7.1.4",
+        "@mui/utils": "^5.8.6",
+        "clsx": "^1.2.0",
+        "csstype": "^3.1.0",
+        "prop-types": "^15.8.1"
+      }
+    },
+    "@mui/types": {
+      "version": "7.1.4",
+      "resolved": "https://registry.npmjs.org/@mui/types/-/types-7.1.4.tgz",
+      "integrity": "sha512-uveM3byMbthO+6tXZ1n2zm0W3uJCQYtwt/v5zV5I77v2v18u0ITkb8xwhsDD2i3V2Kye7SaNR6FFJ6lMuY/WqQ==",
+      "requires": {}
+    },
+    "@mui/utils": {
+      "version": "5.8.6",
+      "resolved": "https://registry.npmjs.org/@mui/utils/-/utils-5.8.6.tgz",
+      "integrity": "sha512-QM2Sd1xZo2jOt2Vz5Rmro+pi2FLJyiv4+OjxkUwXR3oUM65KSMAMLl/KNYU55s3W3DLRFP5MVwE4FhAbHseHAg==",
+      "requires": {
+        "@babel/runtime": "^7.17.2",
+        "@types/prop-types": "^15.7.5",
+        "@types/react-is": "^16.7.1 || ^17.0.0",
+        "prop-types": "^15.8.1",
+        "react-is": "^17.0.2"
+      }
+    },
     "@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -45745,6 +46068,11 @@
         }
       }
     },
+    "@popperjs/core": {
+      "version": "2.11.5",
+      "resolved": "https://registry.npmjs.org/@popperjs/core/-/core-2.11.5.tgz",
+      "integrity": "sha512-9X2obfABZuDVLCgPK9aX0a/x4jaOEweTTWE2+9sr0Qqqevj2Uv5XorvusThmc9XGYpS9yI+fhh8RTafBtGposw=="
+    },
     "@sideway/address": {
       "version": "4.1.4",
       "resolved": "https://registry.npmjs.org/@sideway/address/-/address-4.1.4.tgz",
@@ -46707,6 +47035,14 @@
         "csstype": "^3.0.2"
       }
     },
+    "@types/react-is": {
+      "version": "17.0.3",
+      "resolved": "https://registry.npmjs.org/@types/react-is/-/react-is-17.0.3.tgz",
+      "integrity": "sha512-aBTIWg1emtu95bLTLx0cpkxwGW3ueZv71nE2YFBpL8k/z5czEW8yYpOo8Dp+UUAFAtKwNaOsh/ioSeQnWlZcfw==",
+      "requires": {
+        "@types/react": "*"
+      }
+    },
     "@types/react-transition-group": {
       "version": "4.4.4",
       "resolved": "https://registry.npmjs.org/@types/react-transition-group/-/react-transition-group-4.4.4.tgz",
@@ -48699,9 +49035,9 @@
       }
     },
     "clsx": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/clsx/-/clsx-1.1.1.tgz",
-      "integrity": "sha512-6/bPho624p3S2pMyvP5kKBPXnI3ufHLObBFCfgx+LkeR5lg2XYy2hqZqUf45ypD8COn2bhgGJSUE+l5dhNBieA=="
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/clsx/-/clsx-1.2.0.tgz",
+      "integrity": "sha512-EPRP7XJsM1y0iCU3Z7C7jFKdQboXSeHgEfzQUTlz7m5NP3hDrlz48aUsmNGp4pC+JOW9WA3vIRqlYuo/bl4Drw=="
     },
     "coa": {
       "version": "2.0.2",
diff --git a/package.json b/package.json
index cb65e88e..55e1ca4c 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
   },
   "dependencies": {
     "@emotion/core": "11.0.0",
-    "@material-ui/core": "4.12.4",
+    "@mui/material": "5.0.0",
     "@travi/brand": "1.0.0",
     "@travi/travi.org-theme-components": "1.2.0",
     "gatsby": "4.18.0",