diff --git a/pyproject.toml b/pyproject.toml
index 3d8c21d177..d03958c220 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -81,7 +81,7 @@ testing = [
     "requests-mock==1.12.1",
     "responses==0.25.3",
     "webtest==3.0.0",
-    "pillow==10.3.0"]
+    "pillow==10.4.0"]
 dev = [
     "flake8==7.1.0",
     "Flake8-pyproject==1.2.3",