diff --git a/FmpDevicePkg/FmpDxe/FmpDxe.c b/FmpDevicePkg/FmpDxe/FmpDxe.c
index 14994ce4ee..a3e3425919 100644
--- a/FmpDevicePkg/FmpDxe/FmpDxe.c
+++ b/FmpDevicePkg/FmpDxe/FmpDxe.c
@@ -1679,7 +1679,7 @@ FmpDxeEntryPoint (
     //
     // PcdFmpDeviceImageIdName must be set to a non-empty Unicode string
     //
-    DEBUG ((DEBUG_ERROR, "FmpDxe: PcdFmpDeviceImageIdName is an empty string.\n"));
+    DEBUG ((DEBUG_ERROR, "FmpDxe(%g): PcdFmpDeviceImageIdName is an empty string.\n", &gEfiCallerIdGuid));
     ASSERT (FALSE);
     return EFI_UNSUPPORTED;
   }