diff --git a/Src/cmsis_os2.c b/Src/cmsis_os2.c
index 368bb35..d39f38c 100644
--- a/Src/cmsis_os2.c
+++ b/Src/cmsis_os2.c
@@ -463,7 +463,7 @@ osStatus_t osMessageQueueDelete(osMessageQueueId_t mq_id) {
 #define __ARM_ARCH_6M__         0
 #endif
 #ifndef __ARM_ARCH_7M__
-#define __ARM_ARCH_7M__         0
+#define __ARM_ARCH_7M__         1
 #endif
 #ifndef __ARM_ARCH_7EM__
 #define __ARM_ARCH_7EM__        0