diff --git a/requirements.in b/requirements.in
index bc2f5f7..b564f83 100644
--- a/requirements.in
+++ b/requirements.in
@@ -4,5 +4,5 @@ flake8 ~= 6.1.0
 pytest ~= 7.4.2
 pytest-cov ~= 4.1.0
 ruff ~= 0.0.290
-slack_bolt ~= 1.18.0
+slack_bolt ~= 1.18.1
 tabulate ~= 0.9.0
diff --git a/requirements.txt b/requirements.txt
index d256d7f..8d674e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,9 @@ click==8.1.3
     #   black
     #   flask
 coverage[toml]==7.0.4
-    # via pytest-cov
+    # via
+    #   coverage
+    #   pytest-cov
 flake8==6.1.0
     # via -r requirements.in
 flask==3.0.0
@@ -54,9 +56,9 @@ pytest-cov==4.1.0
     # via -r requirements.in
 ruff==0.0.290
     # via -r requirements.in
-slack-bolt==1.18.0
+slack-bolt==1.18.1
     # via -r requirements.in
-slack-sdk==3.21.3
+slack-sdk==3.26.0
     # via slack-bolt
 tabulate==0.9.0
     # via -r requirements.in