diff --git a/include/messages.h b/include/messages.h
index 869794d1b5..96abcb73b6 100644
--- a/include/messages.h
+++ b/include/messages.h
@@ -6,6 +6,6 @@
 typedef s32 MessageID;
 
 // Prefer editing splat.yaml's msg ids section than using this directly!
-#define MESSAGE_ID(section, index) (((section << 0x10) + index))
+#define MESSAGE_ID(section, index) (((section << 16) + index))
 
 #endif