diff --git a/target/sdk/files/package/rules.mk b/target/sdk/files/package/rules.mk
index b3f4cdbea9..43bdcc8709 100644
--- a/target/sdk/files/package/rules.mk
+++ b/target/sdk/files/package/rules.mk
@@ -51,7 +51,7 @@ ifneq ($(strip $(PKG_CAT)),)
 $(PKG_BUILD_DIR)/.prepared: $(DL_DIR)/$(PKG_SOURCE)
 	rm -rf $(PKG_BUILD_DIR)
 	mkdir -p $(PKG_BUILD_DIR)
-	$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | tar -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS) -
+	$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | tar -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS)
 	if [ -d ./patches ]; then \
 		$(PATCH) $(PKG_BUILD_DIR) ./patches ; \
 	fi