1 files changed, 1 insertions, 1 deletions
diff --git a/authdb.c b/authdb.c
index 304c03e..e6e71c4 100644
--- a/authdb.c
+++ b/authdb.c
@@ -154,7 +154,7 @@ void *authdb_get(struct authdb *adb, sockaddr_any *addr, struct authdb_entry *en
 	if (b.len < 4)
 		return NULL;
 
-	e = b.ptr[0];
+	e = (unsigned char) b.ptr[0];
 	b.ptr[0] = 0x00;
 
 	hash = b.ptr[1] + b.ptr[2] + b.ptr[3];