diff --git a/pkgs/applications/misc/orca/default.nix b/pkgs/applications/misc/orca/default.nix
index 377f00d1c16..e438fd0762f 100644
--- a/pkgs/applications/misc/orca/default.nix
+++ b/pkgs/applications/misc/orca/default.nix
@@ -35,13 +35,13 @@
 
 buildPythonApplication rec {
   pname = "orca";
-  version = "3.38.1";
+  version = "3.38.2";
 
   format = "other";
 
   src = fetchurl {
     url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
-    sha256 = "1sqmq9xhcm3rc3mbhj1bdn55bkpzbk72xhmgka75syxh77gzz0ld";
+    sha256 = "UAX/LhHdH3E/WswZA6JwEZvFjDD9uMn4K8rHFJfGwjw=";
   };
 
   patches = [
diff --git a/pkgs/development/compilers/zig/default.nix b/pkgs/development/compilers/zig/default.nix
index aaed6d8892f..1a5cba37d47 100644
--- a/pkgs/development/compilers/zig/default.nix
+++ b/pkgs/development/compilers/zig/default.nix
@@ -1,14 +1,14 @@
 { stdenv, fetchFromGitHub, cmake, llvmPackages, libxml2, zlib, substituteAll }:
 
 llvmPackages.stdenv.mkDerivation rec {
-  version = "0.6.0";
+  version = "0.7.1";
   pname = "zig";
 
   src = fetchFromGitHub {
     owner = "ziglang";
     repo = pname;
     rev = version;
-    sha256 = "13dwm2zpscn4n0p5x8ggs9n7mwmq9cgip383i3qqphg7m3pkls8z";
+    sha256 = "1z6c4ym9jmga46cw2arn7zv2drcpmrf3vw139gscxp27n7q2z5md";
   };
 
   nativeBuildInputs = [ cmake ];
@@ -26,7 +26,7 @@ llvmPackages.stdenv.mkDerivation rec {
 
   checkPhase = ''
     runHook preCheck
-    ./zig test $src/test/stage1/behavior.zig
+    ./zig test --cache-dir "$TMPDIR" -I $src/test $src/test/stage1/behavior.zig
     runHook postCheck
   '';
 
diff --git a/pkgs/development/python-modules/fontparts/default.nix b/pkgs/development/python-modules/fontparts/default.nix
index 43fdae8ccaf..c694c15f557 100644
--- a/pkgs/development/python-modules/fontparts/default.nix
+++ b/pkgs/development/python-modules/fontparts/default.nix
@@ -1,19 +1,21 @@
 { lib, buildPythonPackage, fetchPypi, python
 , fonttools, lxml, fs, unicodedata2
 , defcon, fontpens, fontmath, booleanoperations
-, pytest
+, pytest, setuptools_scm
 }:
 
 buildPythonPackage rec {
   pname = "fontParts";
-  version = "0.9.6";
+  version = "0.9.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0q8ilc1ypmasci2x1nq69hnfsnvbi1czaxgsb3zgqd8777bn5v9z";
+    sha256 = "183y1y11bqd4ky4anyv40qbvsm6i90gnydqzrjg7syspjsqvfqgy";
     extension = "zip";
   };
 
+  nativeBuildInputs = [ setuptools_scm ];
+
   propagatedBuildInputs = [
     booleanoperations
     fonttools
diff --git a/pkgs/development/python-modules/hmmlearn/default.nix b/pkgs/development/python-modules/hmmlearn/default.nix
index 909606c25eb..3f601eacc42 100644
--- a/pkgs/development/python-modules/hmmlearn/default.nix
+++ b/pkgs/development/python-modules/hmmlearn/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   checkInputs = [ pytest ];
 
   checkPhase = ''
-    pytest --doctest-modules --pyargs hmmlearn
+    pytest --pyargs hmmlearn
   '';
 
   meta = with lib; {
diff --git a/pkgs/development/tools/yj/default.nix b/pkgs/development/tools/yj/default.nix
index 94237abf89b..43771e4b679 100644
--- a/pkgs/development/tools/yj/default.nix
+++ b/pkgs/development/tools/yj/default.nix
@@ -1,27 +1,24 @@
-# This file was generated by https://github.com/kamilchm/go2nix v1.3.0
-{ stdenv, buildGoPackage, fetchgit, fetchhg, fetchbzr, fetchsvn }:
+{ stdenv, buildGoModule, fetchFromGitHub }:
 
-buildGoPackage rec {
+buildGoModule rec {
   pname = "yj";
-  version = "4.0.0";
-  rev = "d9a48607cc5c812e8cf4abccc8ad26f37ab51558";
+  version = "5.0.0";
 
-  goPackagePath = "github.com/sclevine/yj";
-
-  src = fetchgit {
-    inherit rev;
-    url = "https://github.com/sclevine/yj";
-    sha256 = "04irphzs6hp9hvyski29ad29ga1kis3h8bw7jqvmy2c2rkrrsh7x";
+  src = fetchFromGitHub {
+    owner = "sclevine";
+    repo = "yj";
+    rev = "c4c13b7641389c76ea028b48091f851f3efb6376";
+    sha256 = "0bnb88wfm2vagh4yb1h9xhp3045ga0b6a77n3j2z5b4mvwshx5dr";
   };
 
-  goDeps = ./deps.nix;
+  vendorSha256 = "0y0n9fsb85qlpf9slwsxzarmfi98asa4x04qp2r8pagl28l0i8wv";
+
+  buildFlagsArray = [ "-ldflags=-s -w -X main.Version=${version}" ];
 
   meta = with stdenv.lib; {
     description = ''Convert YAML <=> TOML <=> JSON <=> HCL'';
     license = licenses.asl20;
     maintainers = with maintainers; [ Profpatsch ];
-    downloadPage = "https://github.com/sclevine/yj";
-    updateWalker = true;
-    inherit version;
+    homepage = "https://github.com/sclevine/yj";
   };
 }
diff --git a/pkgs/development/tools/yj/deps.nix b/pkgs/development/tools/yj/deps.nix
deleted file mode 100644
index 0bfe7f5f5da..00000000000
--- a/pkgs/development/tools/yj/deps.nix
+++ /dev/null
@@ -1,30 +0,0 @@
-# This file was generated by https://github.com/kamilchm/go2nix v1.3.0
-[
-  {
-    goPackagePath = "github.com/BurntSushi/toml";
-    fetch = {
-      type = "git";
-      url = "https://github.com/BurntSushi/toml";
-      rev = "3012a1dbe2e4bd1391d42b32f0577cb7bbc7f005";
-      sha256 = "1fjdwwfzyzllgiwydknf1pwjvy49qxfsczqx5gz3y0izs7as99j6";
-    };
-  }
-  {
-    goPackagePath = "github.com/hashicorp/hcl";
-    fetch = {
-      type = "git";
-      url = "https://github.com/hashicorp/hcl";
-      rev = "cf7d376da96d9cecec7c7483cec2735efe54a410";
-      sha256 = "0i1zhgpyvvgwkz74k8wd3sygsap1saqv37rw0j5vdpaazmpr1qkb";
-    };
-  }
-  {
-    goPackagePath = "gopkg.in/yaml.v2";
-    fetch = {
-      type = "git";
-      url = "https://gopkg.in/yaml.v2";
-      rev = "51d6538a90f86fe93ac480b35f37b2be17fef232";
-      sha256 = "01wj12jzsdqlnidpyjssmj0r4yavlqy7dwrg7adqd8dicjc4ncsa";
-    };
-  }
-]
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 76fe3066396..d4d4f298bc1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16645,7 +16645,7 @@ in
   libzra = callPackage ../development/libraries/libzra { };
 
   zig = callPackage ../development/compilers/zig {
-    llvmPackages = llvmPackages_10;
+    llvmPackages = llvmPackages_11;
   };
 
   zimlib = callPackage ../development/libraries/zimlib { };