diff --git a/spritecache.c b/spritecache.c
index f9641f4f81..3b87223086 100644
--- a/spritecache.c
+++ b/spritecache.c
@@ -774,6 +774,7 @@ static bool FileMD5(const MD5File file, bool warn)
 {
 	FILE *f;
 	char buf[MAX_PATH];
+    byte *s;
 
 	md5_state_t filemd5state;
 	int len=0;