diff --git a/rules.mk b/rules.mk
index 7710fb4d9dfcae3d5a3874f4cfe39edd3258a957..348b45d6e19eea2036f29c13af3a2a6c8ba31e65 100644
--- a/rules.mk
+++ b/rules.mk
@@ -188,7 +188,7 @@ else
 endif
 
 export PATH:=$(TARGET_PATH)
-export STAGING_DIR
+export STAGING_DIR STAGING_DIR_HOST
 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
 
 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config