diff --git a/.tool-versions b/.tool-versions
index 8e15156..dcf3774 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,5 +1,5 @@
 shellcheck 0.10.0
-shfmt 3.11.0
+shfmt 3.13.1
 editorconfig-checker 3.2.1
 pre-commit 4.2.0
 bats 1.11.0