diff --git a/gcc-4.5.1-0.build.sh b/gcc-4.5.1-0.build.sh
index 77824db..7cb8b4c 100755
--- a/gcc-4.5.1-0.build.sh
+++ b/gcc-4.5.1-0.build.sh
@@ -92,7 +92,7 @@ $BUILDDIR/gcc-$VERSION/configure \
 
 make
 (make -k check 2>&1 || true) | tee check.log
-make install
+MAKEFLAGS= make install
 
 cd $PREFIX
 mkdir -vp lib