diff --git a/pkgs/development/tools/ineffassign/default.nix b/pkgs/development/tools/ineffassign/default.nix
new file mode 100644
index 000000000000..10e5c61025ab
--- /dev/null
+++ b/pkgs/development/tools/ineffassign/default.nix
@@ -0,0 +1,29 @@
+{ buildGoPackage
+, lib
+, fetchFromGitHub
+}:
+
+buildGoPackage rec {
+  name = "ineffassign-unstable-${version}";
+  version = "2018-09-09";
+	rev = "1003c8bd00dc2869cb5ca5282e6ce33834fed514";
+
+  goPackagePath = "github.com/gordonklaus/ineffassign";
+  excludedPackages = ''testdata'';
+
+  src = fetchFromGitHub {
+    inherit rev;
+
+    owner = "gordonklaus";
+    repo = "ineffassign";
+    sha256 = "1rkzqvd3z03vq8q8qi9cghvgggsf02ammj9wq8jvpnx6b2sd16nd";
+  };
+
+  meta = with lib; {
+    description = "Detect ineffectual assignments in Go code.";
+    homepage = https://github.com/gordonklaus/ineffassign;
+    license = licenses.mit;
+    maintainers = with maintainers; [ kalbasit ];
+    platforms = platforms.linux ++ platforms.darwin;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0f2bf40435c6..50c011729fca 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10142,6 +10142,8 @@ with pkgs;
 
   imlibsetroot = callPackage ../applications/graphics/imlibsetroot { libXinerama = xorg.libXinerama; } ;
 
+  ineffassign = callPackage ../development/tools/ineffassign { };
+
   ijs = callPackage ../development/libraries/ijs { };
 
   incrtcl = callPackage ../development/libraries/incrtcl { };