diff --git a/unit-test/utilities/mm_test_utils.h b/unit-test/utilities/mm_test_utils.h
index cb1295d..3b2c559 100644
--- a/unit-test/utilities/mm_test_utils.h
+++ b/unit-test/utilities/mm_test_utils.h
@@ -72,7 +72,7 @@ extern UT_CmdBuf_t UT_CmdBuf;
 
 /* Unit test ids */
 #define MM_UT_OBJID_1 OS_ObjectIdFromInteger(1)
-#define MM_UT_MID_1   CFE_SB_ValueToMsgId(CFE_PLATFORM_TLM_MID_BASE + 1)
+#define MM_UT_MID_1   CFE_SB_ValueToMsgId(1)
 
 /*
  * Function Definitions