diff --git a/pkgs/ngtcp2/default.nix b/pkgs/ngtcp2/default.nix
index 0fc33f9..2a5547e 100644
--- a/pkgs/ngtcp2/default.nix
+++ b/pkgs/ngtcp2/default.nix
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner = "ngtcp2";
     repo = "ngtcp2";
-    rev = "5f87977119436c9f3e510af7fd1a6f47dcde04dc";
-    sha256 = "1nsqfqbl31w67hk8brbidys1si2fnlm2y4kscyhcykxll9hqw88p";
+    rev = "2b75b57708fd865db4c1b8167714865242e2f3e4";
+    sha256 = "0gwpmfacx3cd2a3d7yv041zd58qncill1ykj3jsvm54ab00qy8fa";
   };
 
   outputs = [ "out" "dev" ];