diff --git a/cm_backtrace/cm_backtrace.c b/cm_backtrace/cm_backtrace.c
index 4d446e8..05722c8 100644
--- a/cm_backtrace/cm_backtrace.c
+++ b/cm_backtrace/cm_backtrace.c
@@ -140,7 +140,7 @@ static const char * const print_info[] = {
         [PRINT_DFSR_EXTERNAL]         = "Debug fault is caused by EDBGRQ signal asserted",
         [PRINT_MMAR]                  = "The memory management fault occurred address is %08x",
         [PRINT_BFAR]                  = "The bus fault occurred address is %08x",
-#elif (CMB_PRINT_LANGUAGE == CMB_PRINT_LANUUAGE_CHINESE)
+#elif (CMB_PRINT_LANGUAGE == CMB_PRINT_LANGUAGE_CHINESE)
         [PRINT_FIRMWARE_INFO]         = "固件名称：%s，硬件版本号：%s，软件版本号：%s",
         [PRINT_ASSERT_ON_THREAD]      = "在线程(%s)中发生断言",
         [PRINT_ASSERT_ON_HANDLER]     = "在中断或裸机环境下发生断言",
diff --git a/cm_backtrace/cmb_cfg.h b/cm_backtrace/cmb_cfg.h
index f33ba88..a25d1ca 100644
--- a/cm_backtrace/cmb_cfg.h
+++ b/cm_backtrace/cmb_cfg.h
@@ -42,5 +42,5 @@
 /* enable dump stack information */
 /* #define CMB_USING_DUMP_STACK_INFO */
 /* language of print information */
-/* #define CMB_PRINT_LANGUAGE             CMB_PRINT_LANGUAGE_ENGLISH(default) or CMB_PRINT_LANUUAGE_CHINESE */
+/* #define CMB_PRINT_LANGUAGE             CMB_PRINT_LANGUAGE_ENGLISH(default) or CMB_PRINT_LANGUAGE_CHINESE */
 #endif /* _CMB_CFG_H_ */
diff --git a/cm_backtrace/cmb_def.h b/cm_backtrace/cmb_def.h
index 0d15d65..197d62a 100644
--- a/cm_backtrace/cmb_def.h
+++ b/cm_backtrace/cmb_def.h
@@ -47,7 +47,7 @@
 #define CMB_OS_PLATFORM_FREERTOS       3
 
 #define CMB_PRINT_LANGUAGE_ENGLISH     0
-#define CMB_PRINT_LANUUAGE_CHINESE     1
+#define CMB_PRINT_LANGUAGE_CHINESE     1
 
 /* name max length, default size: 32 */
 #ifndef CMB_NAME_MAX