diff --git a/private/git.rkt b/private/git.rkt
index 1b01dec8..369887e9 100644
--- a/private/git.rkt
+++ b/private/git.rkt
@@ -68,5 +68,6 @@
 
 
 (define (git-commit! message)
-  (unless (system (format "git commit --all --quiet --message='~a'" message))
-    (raise-arguments-error 'git-commit-modified-files "committing files to Git failed")))
+  (define escaped-message (string-replace message "'" "\\'"))
+  (unless (system (format "git commit --all --quiet --message='~a'" escaped-message))
+    (raise-arguments-error 'git-commit! "committing files to Git failed")))