diff --git a/Source/error.cpp b/Source/error.cpp
index 526c6f5c1..e206a4f1f 100644
--- a/Source/error.cpp
+++ b/Source/error.cpp
@@ -80,7 +80,7 @@ void InitDiabloMsg(char e)
 			return;
 	}
 
-	msgtable[msgcnt] = e;
+	msgtable[msgcnt] = e; // BUGFIX: missing out-of-bounds check
 	if (msgcnt < (BYTE)sizeof(msgtable))
 		msgcnt++;