diff --git a/pkgs/desktops/gnome-3/misc/gitg/default.nix b/pkgs/desktops/gnome-3/misc/gitg/default.nix
index 5a691b89bc0..cb4c5c05cb0 100644
--- a/pkgs/desktops/gnome-3/misc/gitg/default.nix
+++ b/pkgs/desktops/gnome-3/misc/gitg/default.nix
@@ -1,22 +1,42 @@
-{ stdenv, fetchurl, fetchpatch, vala, intltool, pkgconfig, gtk3, glib
-, json-glib, wrapGAppsHook, libpeas, bash, gobject-introspection
-, libsoup, gtksourceview, gsettings-desktop-schemas, adwaita-icon-theme
-, gnome3, gtkspell3, shared-mime-info, libgee, libgit2-glib, libsecret
-, meson, ninja, python3
- }:
+{ stdenv
+, fetchurl
+, fetchpatch
+, vala_0_42
+, intltool
+, pkgconfig
+, gtk3
+, glib
+, json-glib
+, wrapGAppsHook
+, libpeas
+, bash
+, gobject-introspection
+, libsoup
+, gtksourceview
+, gsettings-desktop-schemas
+, adwaita-icon-theme
+, gnome3
+, gtkspell3
+, shared-mime-info
+, libgee
+, libgit2-glib
+, libsecret
+, meson
+, ninja
+, python3
+}:
 
-let
+stdenv.mkDerivation rec {
   pname = "gitg";
   version = "3.30.1";
-in stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "1fz8q1aiql6k740savdjh0vzbyhcflgf94cfdhvzcrrvm929n2ss";
   };
 
   patches = [
+    # Fix build with latest libgit2-glib
     (fetchpatch {
       url = https://gitlab.gnome.org/GNOME/gitg/commit/42bceea265f53fe7fd4a41037b936deed975fc6c.patch;
       sha256 = "1xq245rsi1bi66lswk33pdiazfaagxf77836ds5q73900rx4r7fw";
@@ -36,12 +56,30 @@ in stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   buildInputs = [
-    gtk3 glib json-glib libgee libpeas libsoup
-    libgit2-glib gtkspell3 gtksourceview gsettings-desktop-schemas
-    libsecret gobject-introspection adwaita-icon-theme
+    adwaita-icon-theme
+    glib
+    gsettings-desktop-schemas
+    gtk3
+    gtksourceview
+    gtkspell3
+    json-glib
+    libgee
+    libgit2-glib
+    libpeas
+    libsecret
+    libsoup
   ];
 
-  nativeBuildInputs = [ meson ninja python3 vala wrapGAppsHook intltool pkgconfig ];
+  nativeBuildInputs = [
+    gobject-introspection
+    intltool
+    meson
+    ninja
+    pkgconfig
+    python3
+    vala_0_42 # fails build with 0.44, drop in >3.30.1
+    wrapGAppsHook
+  ];
 
   preFixup = ''
     gappsWrapperArgs+=(
diff --git a/pkgs/development/libraries/vte/ng.nix b/pkgs/development/libraries/vte/ng.nix
index 6231b8315cd..c00be4c008f 100644
--- a/pkgs/development/libraries/vte/ng.nix
+++ b/pkgs/development/libraries/vte/ng.nix
@@ -1,4 +1,4 @@
-{ vte, fetchFromGitHub, autoconf, automake, gtk-doc, gettext, libtool, gperf }:
+{ vte, fetchFromGitHub, fetchpatch, autoconf, automake, gtk-doc, gettext, libtool, gperf }:
 
 vte.overrideAttrs (oldAttrs: rec {
   name = "vte-ng-${version}";
@@ -11,6 +11,15 @@ vte.overrideAttrs (oldAttrs: rec {
     sha256 = "1r7d9m07cpdr4f7rw3yx33hmp4jmsk0dn5byq5wgksb2qjbc4ags";
   };
 
+  patches = [
+    # Fix build with vala 0.44
+    # See: https://github.com/thestinger/vte-ng/issues/32
+    (fetchpatch {
+      url = "https://gitlab.gnome.org/GNOME/vte/commit/53690d5cee51bdb7c3f7680d3c22b316b1086f2c.patch";
+      sha256 = "1jrpqsx5hqa01g7cfqrsns6vz51mwyqwdp43ifcpkhz3wlp5dy66";
+    })
+  ];
+
   preConfigure = oldAttrs.preConfigure + "; NOCONFIGURE=1 ./autogen.sh";
 
   nativeBuildInputs = oldAttrs.nativeBuildInputs or []