1 files changed, 5 insertions, 5 deletions
diff --git a/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix b/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix
index 492e12289781..4df98c3026e5 100644
--- a/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix
@@ -1,14 +1,14 @@
-{ stdenv, cmake, fetchFromGitHub }:
+{ lib, stdenv, cmake, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
   pname = "rapidcheck";
-  version = "unstable-2018-09-27";
+  version = "unstable-2020-12-19";
 
   src = fetchFromGitHub {
     owner = "emil-e";
     repo  = "rapidcheck";
-    rev   = "de54478fa35c0d9cea14ec0c5c9dfae906da524c";
-    sha256 = "0n8l0mlq9xqmpkgcj5xicicd1my2cfwxg25zdy8347dqkl1ppgbs";
+    rev   = "b78f89288c7e086d06e2a1e10b605d8375517a8a";
+    sha256 = "0fj11gbhkaxbsgix2im7vdfvr26l75b8djk462sfw8xrwrfkjbdz";
   };
 
   nativeBuildInputs = [ cmake ];
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     rm $out/extras/**/CMakeLists.txt
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "A C++ framework for property based testing inspired by QuickCheck";
     inherit (src.meta) homepage;
     maintainers = with maintainers; [ jb55 ];