diff --git a/sysutils/sysadm-client/Makefile b/sysutils/sysadm-client/Makefile
index 859ae202c2e3..4b7d2bac948c 100644
--- a/sysutils/sysadm-client/Makefile
+++ b/sysutils/sysadm-client/Makefile
@@ -13,8 +13,8 @@ LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/../LICENSE
 
 WRKSRC_SUBDIR=	src-qt5
+USES=		compiler:c++11-lang gmake pkgconfig qmake ssl qt:5 tar:xz
 USE_QT=		core buildtools_build gui network qmake websockets widgets svg concurrent
-USES=		gmake pkgconfig qt:5 tar:xz qmake ssl
 USE_GL+=	gl
 MAKE_ARGS=	PREFIX=${STAGEDIR}${PREFIX}
 
diff --git a/sysutils/sysadm/Makefile b/sysutils/sysadm/Makefile
index f805f2e512e7..a91fb45c2ff7 100644
--- a/sysutils/sysadm/Makefile
+++ b/sysutils/sysadm/Makefile
@@ -13,8 +13,8 @@ LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/../LICENSE
 
 WRKSRC_SUBDIR=	src
+USES=		compiler:c++11-lang pkgconfig qmake qt:5 ssl tar:xz
 USE_QT=		concurrent core network buildtools qmake gui websockets sql
-USES=		pkgconfig qt:5 tar:xz qmake ssl
 MAKE_ARGS=	PREFIX=${STAGEDIR}${PREFIX}
 
 USE_GITHUB=	yes