diff --git a/pkgs/development/libraries/ngtcp2/gnutls.nix b/pkgs/development/libraries/ngtcp2/gnutls.nix
index 1f07838128ff..5fd52b1f592a 100644
--- a/pkgs/development/libraries/ngtcp2/gnutls.nix
+++ b/pkgs/development/libraries/ngtcp2/gnutls.nix
@@ -6,13 +6,13 @@
 
 stdenv.mkDerivation rec {
   pname = "ngtcp2";
-  version = "1.5.0";
+  version = "1.6.0";
 
   src = fetchFromGitHub {
     owner = "ngtcp2";
     repo = "ngtcp2";
     rev = "v${version}";
-    hash = "sha256-3tB1AvwGJJiujZEc5Uc2NSAETop4LFEgiml/v68oheM=";
+    hash = "sha256-Oaz5LX4R0vriURueQNklZ1dx1r8SWDaeK8oaUadlGtI=";
   };
 
   outputs = [ "out" "dev" ];