diff --git a/pkgs/development/libraries/ngtcp2/default.nix b/pkgs/development/libraries/ngtcp2/default.nix
index add6771e1bb9..948fb0c071f4 100644
--- a/pkgs/development/libraries/ngtcp2/default.nix
+++ b/pkgs/development/libraries/ngtcp2/default.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation rec {
   pname = "ngtcp2";
-  version = "1.1.0";
+  version = "1.2.0";
 
   src = fetchFromGitHub {
     owner = "ngtcp2";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-z6lvtfO5XL/bZgbE+Sak+32QzjEhAdOnkpIO731h+bk=";
+    hash = "sha256-/lHsHkSySKyZZdjTTYCo0a6cwcMcbOWNvAEcO36/kEw=";
   };
 
   outputs = [ "out" "dev" "doc" ];