diff --git a/import-layers/yocto-poky/meta/site/common b/import-layers/yocto-poky/meta/site/common
index 5ccc14f..ff55232 100644
--- a/import-layers/yocto-poky/meta/site/common
+++ b/import-layers/yocto-poky/meta/site/common
@@ -18,4 +18,4 @@
 # python: deactivate a runtime check for ipv6-support in python >=2.7.1 that fails when cross-compiling
 ac_cv_buggy_getaddrinfo=no
 
-ac_cv_path_SED=sed
+ac_cv_path_SED=${ac_cv_path_SED=sed}