diff --git a/main.scm b/main.scm
index 5b71f4d..cf82c02 100755
--- a/main.scm
+++ b/main.scm
@@ -161,10 +161,9 @@ string-block
         (lambda () (display-source-html source-file)))
        (case (string->symbol (or (pathname-extension source-file) ""))
          ((jpg jpeg png gif webp webm svg apng avif svgz ico)
-          (system (format "git-show HEAD:~a > ~a "
+          (system (format "git show HEAD:~a > ~a"
                           source-file
-                          (make-pathname html-repo-path source-file)
-                          )))))
+                          (make-pathname html-repo-path source-file))))))
      source-files-list)))
 
 (define (bail . args)