diff --git a/packages/toolchain/lang/gcc-core/build b/packages/toolchain/lang/gcc-core/build
index e4e5d201ea..56e3bc48d1 100755
--- a/packages/toolchain/lang/gcc-core/build
+++ b/packages/toolchain/lang/gcc-core/build
@@ -4,9 +4,8 @@
 
 $SCRIPTS/install ccache
 $SCRIPTS/install binutils
-$SCRIPTS/install linux-headers
-$SCRIPTS/install gmp
-$SCRIPTS/install mpfr
+$SCRIPTS/build gmp
+$SCRIPTS/build mpfr
 $SCRIPTS/unpack gcc
 
 touch $SYSROOT_PREFIX/usr/include/limits.h