diff --git a/mesa-libGLU.spec b/mesa-libGLU.spec
index 31d5448..12113ab 100644
--- a/mesa-libGLU.spec
+++ b/mesa-libGLU.spec
@@ -13,6 +13,7 @@ Source2:        make-git-snapshot.sh
 Patch1: 0001-glu-initialize-PriorityQ-order-field-to-NULL-in-pqNe.patch
 Patch2: 0002-Add-D-N-DEBUG-to-CFLAGS-dependent-on-enable-debug.patch
 
+BuildRequires:  gcc-c++
 BuildRequires:  autoconf automake libtool
 BuildRequires:  mesa-libGL-devel
 #Requires: