diff --git a/Build/Makefile.conf b/Build/Makefile.conf
index f460eed9..734e8af2 100644
--- a/Build/Makefile.conf
+++ b/Build/Makefile.conf
@@ -4,12 +4,12 @@
 #!< Nuclei SDK Tools Root
 COMPILE_PREFIX ?= riscv-nuclei-elf-
 NUCLEI_SDK_TOOL_ROOT ?= $(NUCLEI_SDK_ROOT)/prebuilt_tools
-NUCLEI_RISCV_GCC_ROOT ?= $(NUCLEI_SDK_TOOL_ROOT)/$(COMPILE_PREFIX)gcc
+NUCLEI_RISCV_GCC_ROOT ?= $(NUCLEI_SDK_TOOL_ROOT)/gcc
 NUCLEI_OPENOCD_ROOT ?= $(NUCLEI_SDK_TOOL_ROOT)/openocd
 
 NUCLEI_SDK_TOOL_ROOT_EXIST = 0
 ifneq ($(wildcard $(NUCLEI_RISCV_GCC_ROOT)),)
-ifneq ($(wildcard $(NUCLEI_RISCV_GCC_ROOT)),)
+ifneq ($(wildcard $(NUCLEI_OPENOCD_ROOT)),)
 NUCLEI_SDK_TOOL_ROOT_EXIST = 1
 endif
 endif