diff --git a/multimedia/dirac/dirac.SlackBuild b/multimedia/dirac/dirac.SlackBuild
index 6ed035c77d..94ab874563 100644
--- a/multimedia/dirac/dirac.SlackBuild
+++ b/multimedia/dirac/dirac.SlackBuild
@@ -78,7 +78,7 @@ patch -p1 < $CWD/gcc45.patch
 sed -i "s|\ -Werror\"|\"|" configure
 
 CFLAGS="$SLKCFLAGS" \
-CXXFLAGS="$SLKCFLAGS" \
+CXXFLAGS="$SLKCFLAGS -std=c++11" \
 ./configure \
   --prefix=/usr \
   --sysconfdir=/etc \