diff --git a/packages/x11/lib/libX11/build b/packages/x11/lib/libX11/build
index 2f064b85d9..d5d6b22443 100755
--- a/packages/x11/lib/libX11/build
+++ b/packages/x11/lib/libX11/build
@@ -24,7 +24,7 @@
 
 export CC_FOR_BUILD="$HOST_CC"
 export CPPFLAGS_FOR_BUILD="$HOST_CPPFLAGS"
-export CFLAGS_FOR_BUILD="$HOST_CFLAGS -I$SYSROOT_PREFIX/usr/include"
+export CFLAGS_FOR_BUILD="$HOST_CFLAGS"
 export LDFLAGS_FOR_BUILD="$HOST_LDFLAGS"
 
 cd $PKG_BUILD