diff --git a/code/qcommon/q_shared.c b/code/qcommon/q_shared.c
index 1c99b4de..2cae73df 100644
--- a/code/qcommon/q_shared.c
+++ b/code/qcommon/q_shared.c
@@ -929,7 +929,7 @@ void QDECL Com_sprintf(char *dest, int size, const char *fmt, ...)
 	va_end (argptr);
 
 	if(len >= size)
-		Com_Printf("Com_sprintf: Output length %d too short, require %d bytes.\n", size, len);
+		Com_Printf("Com_sprintf: Output length %d too short, require %d bytes.\n", size, len + 1);
 }
 
 /*