From 4465e81b9f7e08e2c88cc316db8dd6ddb6dafab6 Mon Sep 17 00:00:00 2001
From: yhirose <yuji.hirose.bug@gmail.com>
Date: Wed, 3 Jun 2026 22:24:52 -0400
Subject: [PATCH] Fix #2464

---
 httplib.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/httplib.h b/httplib.h
index 8eb86a3..cc54ff8 100644
--- a/httplib.h
+++ b/httplib.h
@@ -4629,7 +4629,7 @@ inline std::string sha1(const std::string &input) {
   // Pre-processing: adding padding bits
   std::string msg = input;
   uint64_t original_bit_len = static_cast<uint64_t>(msg.size()) * 8;
-  msg.push_back(static_cast<char>(0x80));
+  msg.push_back(static_cast<char>(0x80u));
   while (msg.size() % 64 != 56) {
     msg.push_back(0);
   }