diff --git a/pyproject.toml b/pyproject.toml
index 5f0a165..db56e0e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ classifiers = [
 dependencies = [
     "colorlog==6.10.1",
     "cryptography==46.0.5",
-    "Flask==3.1.2",
+    "Flask==3.1.3",
     "Flask-WTF==1.2.2",
     "GitPython==3.1.46",
     "libgravatar==1.0.4",