diff --git a/packages/3rdparty/lib/cxxtools/package.mk b/packages/3rdparty/lib/cxxtools/package.mk
index 1c7919a281..c82725fa3c 100644
--- a/packages/3rdparty/lib/cxxtools/package.mk
+++ b/packages/3rdparty/lib/cxxtools/package.mk
@@ -48,6 +48,7 @@ post_makeinstall_host() {
 }
 
 post_makeinstall_target() {
-  rm -rf $SYSROOT_PREFIX/usr/bin/cxxtools-config
+  $SED "s:\(['= ]\)/usr:\\1$SYSROOT_PREFIX/usr:g" $SYSROOT_PREFIX/usr/bin/cxxtools-config
+
   rm -rf $INSTALL/usr/bin
 }