1 files changed, 2 insertions, 2 deletions
diff --git a/arcfour.h b/arcfour.h
index fb539974..cedae8b1 100644
--- a/arcfour.h
+++ b/arcfour.h
@@ -51,11 +51,11 @@ struct arcfour_ctx
 
 void
 arcfour_set_key(struct arcfour_ctx *ctx,
-		unsigned length, const uint8_t *key);
+		size_t length, const uint8_t *key);
 
 void
 arcfour_crypt(struct arcfour_ctx *ctx,
-	      unsigned length, uint8_t *dst,
+	      size_t length, uint8_t *dst,
 	      const uint8_t *src);
 
 #ifdef __cplusplus