diff --git a/pkgs/development/coq-modules/QuickChick/default.nix b/pkgs/development/coq-modules/QuickChick/default.nix
index 7564721d8c0..60ab65d8b6a 100644
--- a/pkgs/development/coq-modules/QuickChick/default.nix
+++ b/pkgs/development/coq-modules/QuickChick/default.nix
@@ -6,7 +6,7 @@ let recent = lib.versions.isGe "8.7" coq.coq-version; in
   owner = "QuickChick";
   inherit version;
   defaultVersion = with lib; with versions; lib.switch [ coq.coq-version ssreflect.version ] [
-      { cases = [ (range "8.13" "8.16") pred.true  ]; out = "1.6.4"; }
+      { cases = [ (range "8.13" "8.17") pred.true  ]; out = "1.6.5"; }
       { cases = [ "8.13" pred.true  ]; out = "1.5.0"; }
       { cases = [ "8.12" pred.true  ]; out = "1.4.0"; }
       { cases = [ "8.11" pred.true  ]; out = "1.3.2"; }
@@ -17,6 +17,7 @@ let recent = lib.versions.isGe "8.7" coq.coq-version; in
       { cases = [ "8.6"  pred.true  ];  out = "20171102"; }
       { cases = [ "8.5"  pred.true  ];  out = "20170512"; }
     ] null;
+  release."1.6.5".sha256    = "sha256-rcFyRDH8UbB9KVk10P5qjtPkWs04p78VNHkCq4mXr3U=";
   release."1.6.4".sha256    = "sha256-C1060wPSU33yZAFLxGmZlAMXASnx98qz3oSLO8DO+mM=";
   release."1.6.2".sha256    = "0g5q9zw3xd4zndihq96nxkq4w3dh05418wzlwdk1nnn3b6vbx6z0";
   release."1.5.0".sha256    = "1lq8x86vd3vqqh2yq6hvyagpnhfq5wmk5pg2z0xq7b7dcw7hyfkw";