diff --git a/Makefile b/Makefile
index 55c95eb4..505de91c 100644
--- a/Makefile
+++ b/Makefile
@@ -67,7 +67,7 @@ prerequisites:
 	pipx list --short | grep -q "pdm 2.22.3" || pipx install --force pdm==2.22.3
 	pipx list --short | grep -q "pre-commit 4.1.0" || pipx install --force pre-commit==4.1.0
 	pipx list --short | grep -q "pyproject-fmt 2.5.0" || pipx install --force pyproject-fmt==2.5.0
-	pipx list --short | grep -q "ruff 0.9.4" || pipx install --force ruff==0.9.4
+	pipx list --short | grep -q "ruff 0.9.5" || pipx install --force ruff==0.9.5
 	pipx list --short | grep -q "watchfiles 1.0.4" || pipx install --force watchfiles==1.0.4
 
 ########################################################################################
diff --git a/template/Makefile.jinja b/template/Makefile.jinja
index d75b98e8..1e1e6729 100644
--- a/template/Makefile.jinja
+++ b/template/Makefile.jinja
@@ -73,7 +73,7 @@ prerequisites:
 	pipx list --short | grep -q "pdm 2.22.3" || pipx install --force pdm==2.22.3
 	pipx list --short | grep -q "pre-commit 4.1.0" || pipx install --force pre-commit==4.1.0
 	pipx list --short | grep -q "pyproject-fmt 2.5.0" || pipx install --force pyproject-fmt==2.5.0
-	pipx list --short | grep -q "ruff 0.9.4" || pipx install --force ruff==0.9.4
+	pipx list --short | grep -q "ruff 0.9.5" || pipx install --force ruff==0.9.5
 	pipx list --short | grep -q "watchfiles 1.0.4" || pipx install --force watchfiles==1.0.4
 
 ########################################################################################