diff --git a/pyproject.toml b/pyproject.toml
index 8506304..090a205 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ dependencies = [
     "slack-bolt==1.30.0",
     "slack-cli-hooks<1.0.0",
     "openai==3.23.0",
-    "python-dotenv==1.2.3",
+    "python-dotenv==1.2.4",
 ]
 
 [project.optional-dependencies]
diff --git a/requirements.txt b/requirements.txt
index c67d6f2..b9a63e2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,5 +7,5 @@ openai==3.23.0
 
 pytest==9.1.1
 ruff==0.16.10
-python-dotenv==1.2.3
+python-dotenv==1.2.4
 slack-cli-hooks<1.0.0