diff --git a/t/gitweb-lib.sh b/t/gitweb-lib.sh
index 292753f77c4daf5f3cb55de1c28269b13455544f..f5fd940ff9bc2ffa5c900aca5ea41fbc851bc517 100644
--- a/t/gitweb-lib.sh
+++ b/t/gitweb-lib.sh
@@ -68,7 +68,7 @@ gitweb_run () {
 	# written to web server logs, so we are not interested in that:
 	# we are interested only in properly formatted errors/warnings
 	rm -f gitweb.log &&
-	perl -- "$SCRIPT_NAME" \
+	"$PERL_PATH" -- "$SCRIPT_NAME" \
 		>gitweb.output 2>gitweb.log &&
 	perl -w -e '
 		open O, ">gitweb.headers";