diff --git a/contrib/buildsystems/engine.pl b/contrib/buildsystems/engine.pl
index 44adadb2e6..134a82d31f 100755
--- a/contrib/buildsystems/engine.pl
+++ b/contrib/buildsystems/engine.pl
@@ -347,7 +347,7 @@ sub handleLinkLine
             push(@libs, "libcurl.lib");
         } elsif ("$part" eq "-liconv") {
             push(@libs, "libiconv.lib");
-        } elsif ($part =~ /^-/) {
+        } elsif ($part =~ /^[-\/]/) {
             push(@lflags, $part);
         } elsif ($part =~ /\.(a|lib)$/) {
             $part =~ s/\.a$/.lib/;