diff --git a/isolation-forest-onnx/requirements-dev.txt b/isolation-forest-onnx/requirements-dev.txt
index 67808a2..aaa4b66 100644
--- a/isolation-forest-onnx/requirements-dev.txt
+++ b/isolation-forest-onnx/requirements-dev.txt
@@ -8,5 +8,5 @@ pandas==2.2.3
 wheel==0.46.2
 flake8==7.1.1
 mypy==1.11
-setuptools==74.0.0
+setuptools==78.1.1
 twine==5.1.1
diff --git a/isolation-forest-onnx/setup.cfg b/isolation-forest-onnx/setup.cfg
index 3a2540f..3acdbcf 100644
--- a/isolation-forest-onnx/setup.cfg
+++ b/isolation-forest-onnx/setup.cfg
@@ -27,7 +27,7 @@ dev =
     wheel==0.46.2
     flake8==7.1.1
     mypy==1.11
-    setuptools==74.0.0
+    setuptools==78.1.1
     twine==5.1.1
 
 [flake8]