diff --git a/package-lock.json b/package-lock.json
index 8fa6863..78d6b3e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -77,11 +77,11 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "debug": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-      "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
+      "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
       "requires": {
-        "ms": "^2.1.1"
+        "ms": "2.1.2"
       }
     },
     "geojson-vt": {
@@ -110,9 +110,9 @@
       "integrity": "sha1-Tf/lJdriuGTGbC4jxicdev3s784="
     },
     "ms": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
-      "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg=="
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
     },
     "object-keys": {
       "version": "0.4.0",
diff --git a/package.json b/package.json
index d344f72..95e3ef1 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "@mapbox/sphericalmercator": "~1.1.0",
     "@turf/bearing": "~5.1.5",
     "@turf/distance": "~5.1.5",
-    "debug": "^4.0.0",
+    "debug": "^4.3.1",
     "geojson-vt": "~3.2.1",
     "vt-pbf": "~3.1.1"
   },