diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index 44991b153..3e9d4a005 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -465,6 +465,7 @@ sub esc_html {
 	$str = decode("utf8", $str, Encode::FB_DEFAULT);
 	$str = escapeHTML($str);
 	$str =~ s/\014/^L/g; # escape FORM FEED (FF) character (e.g. in COPYING file)
+	$str =~ s/\033/^[/g; # "escape" ESCAPE (\e) character (e.g. commit 20a3847d8a5032ce41f90dcc68abfb36e6fee9b1)
 	return $str;
 }