diff --git a/Makefile b/Makefile
index 383d1401..8a8a9580 100644
--- a/Makefile
+++ b/Makefile
@@ -59,7 +59,7 @@ prerequisites:
 	pipx install --force codespell[toml]==2.3.0
 	pipx install --force pdm==2.19.2
 	pipx install --force pre-commit==4.0.1
-	pipx install --force pyproject-fmt==2.3.0
+	pipx install --force pyproject-fmt==2.3.1
 	pipx install --force ruff==0.6.9
 	pipx install --force watchfiles==0.24.0
 
diff --git a/template/Makefile.jinja b/template/Makefile.jinja
index 9d0241b9..64ff3096 100644
--- a/template/Makefile.jinja
+++ b/template/Makefile.jinja
@@ -61,7 +61,7 @@ prerequisites:
 	pipx install --force codespell[toml]==2.3.0
 	pipx install --force pdm==2.19.2
 	pipx install --force pre-commit==4.0.1
-	pipx install --force pyproject-fmt==2.3.0
+	pipx install --force pyproject-fmt==2.3.1
 	pipx install --force ruff==0.6.9
 	pipx install --force watchfiles==0.24.0