diff --git a/perl/Git/SVN/Utils.pm b/perl/Git/SVN/Utils.pm
index 8b8cf3755c..3d1a0933a2 100644
--- a/perl/Git/SVN/Utils.pm
+++ b/perl/Git/SVN/Utils.pm
@@ -155,7 +155,7 @@ sub _canonicalize_url_path {
 
 	my @parts;
 	foreach my $part (split m{/+}, $uri_path) {
-		$part =~ s/([^~\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
+		$part =~ s/([^!\$%&'()*+,.\/\w:=\@_`~-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
 		push @parts, $part;
 	}