diff --git a/target/imagebuilder/Makefile b/target/imagebuilder/Makefile
index 607b79be0d..dcd5ca82cc 100644
--- a/target/imagebuilder/Makefile
+++ b/target/imagebuilder/Makefile
@@ -13,7 +13,7 @@ include $(INCLUDE_DIR)/host.mk
 PKG_OS:=$(shell uname -s)
 PKG_CPU:=$(shell uname -m | sed "s/ //g")
 
-IB_NAME:=OpenWrt-ImageBuilder-$(BOARD)-$(KERNEL)-for-$(PKG_OS)-$(PKG_CPU)
+IB_NAME:=OpenWrt-ImageBuilder-$(BOARD)-for-$(PKG_OS)-$(PKG_CPU)
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(IB_NAME)
 IB_KDIR:=$(patsubst $(TOPDIR)/%,$(PKG_BUILD_DIR)/%,$(KERNEL_BUILD_DIR))
 
diff --git a/target/sdk/Makefile b/target/sdk/Makefile
index 24f6031678..a05b7c6281 100644
--- a/target/sdk/Makefile
+++ b/target/sdk/Makefile
@@ -13,7 +13,7 @@ include $(INCLUDE_DIR)/host.mk
 PKG_OS:=$(shell uname -s)
 PKG_CPU:=$(shell uname -m)
 
-SDK_NAME:=OpenWrt-SDK-$(BOARD)-$(KERNEL)-for-$(PKG_OS)-$(PKG_CPU)
+SDK_NAME:=OpenWrt-SDK-$(BOARD)-for-$(PKG_OS)-$(PKG_CPU)
 SDK_BUILD_DIR:=$(BUILD_DIR)/$(SDK_NAME)
 EXCLUDE_DIRS:=ccache stamp