diff --git a/devel/qt5-help/Makefile b/devel/qt5-help/Makefile
index 5874e078890b..ed70e5baf977 100644
--- a/devel/qt5-help/Makefile
+++ b/devel/qt5-help/Makefile
@@ -6,7 +6,8 @@ PKGNAMEPREFIX=	qt5-
 MAINTAINER=	kde@FreeBSD.org
 COMMENT=	Qt online help integration module
 
-USES=		compiler:c++11-lang qmake qt-dist:5,tools
+USES=		compiler:c++11-lang perl5 qmake qt-dist:5,tools
+USE_PERL5=	build
 USE_QT=		core gui network sql widgets \
 		buildtools:build sql-sqlite3:run