diff --git a/src/build/Common.gmake b/src/build/Common.gmake
index b79dca41f2bf7adfa8a94bb3dc1660a736a25e37..57912494fe3ec1d1a093b1dcf601097d3b234fd0 100644
--- a/src/build/Common.gmake
+++ b/src/build/Common.gmake
@@ -384,7 +384,7 @@ endif
 ifdef DEBUG
  CFLAGS	+=	-ggdb
  CFLAGS	+=	-D_DEBUG
- CFLAGS +=	-Wall
+ CFLAGS +=	-Wall -Wno-char-subscripts
 else # RELEASE
  # -finline functions breaks the baja build badly.
  # This also means that -O3 won't work either.