1 files changed, 4 insertions, 4 deletions
diff --git a/pkgs/development/tools/analysis/rr/default.nix b/pkgs/development/tools/analysis/rr/default.nix
index 039cb7424633..ea733b5b4618 100644
--- a/pkgs/development/tools/analysis/rr/default.nix
+++ b/pkgs/development/tools/analysis/rr/default.nix
@@ -1,14 +1,14 @@
-{ stdenv, fetchFromGitHub, cmake, libpfm, zlib, python, pkgconfig, pythonPackages, which, procps }:
+{ stdenv, fetchFromGitHub, cmake, libpfm, zlib, python, pkgconfig, pythonPackages, which, procps, gdb }:
 
 stdenv.mkDerivation rec {
-  version = "4.0.3";
+  version = "4.2.0";
   name = "rr-${version}";
 
   src = fetchFromGitHub {
     owner = "mozilla";
     repo = "rr";
     rev = version;
-    sha256 = "0k12r1hzkn5286kz5cg4mvii92m0prs58przchr495r9hfjcy276";
+    sha256 = "03fl2wgbc1cilaw8hrhfqjsbpi05cid6k4cr3s2vmv5gx0dnrgy4";
   };
 
   patchPhase = ''
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
     patchShebangs .
   '';
 
-  buildInputs = [ cmake libpfm zlib python pkgconfig pythonPackages.pexpect which procps ];
+  buildInputs = [ cmake libpfm zlib python pkgconfig pythonPackages.pexpect which procps gdb ];
   cmakeFlags = "-DCMAKE_C_FLAGS_RELEASE:STRING= -DCMAKE_CXX_FLAGS_RELEASE:STRING=";
 
   enableParallelBuilding = true;