diff --git a/scripts/005-gcc-stage2.sh b/scripts/005-gcc-stage2.sh
index b4a30cf..7641f0b 100755
--- a/scripts/005-gcc-stage2.sh
+++ b/scripts/005-gcc-stage2.sh
@@ -56,6 +56,7 @@ mkdir build-$TARGET-stage2
 cd build-$TARGET-stage2
 
 ## Configure the build.
+export CXXFLAGS="-std=c++11"
 ../configure \
   --quiet \
   --prefix="$PSPDEV" \