From 220f1573eda50e5c872cb8b754c50bd09778f7b0 Mon Sep 17 00:00:00 2001
From: Bobby Rong <rjl931189261@126.com>
Date: Thu, 23 Sep 2021 23:10:12 +0800
Subject: [PATCH] pantheon.wingpanel-indicator-sound: pin vala version

---
 .../pantheon/desktop/wingpanel-indicators/sound/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/desktops/pantheon/desktop/wingpanel-indicators/sound/default.nix b/pkgs/desktops/pantheon/desktop/wingpanel-indicators/sound/default.nix
index fcaf06de0113..55f27d606467 100644
--- a/pkgs/desktops/pantheon/desktop/wingpanel-indicators/sound/default.nix
+++ b/pkgs/desktops/pantheon/desktop/wingpanel-indicators/sound/default.nix
@@ -7,7 +7,7 @@
 , meson
 , python3
 , ninja
-, vala
+, vala_0_52
 , gtk3
 , granite
 , wingpanel
@@ -50,7 +50,9 @@ stdenv.mkDerivation rec {
     ninja
     pkg-config
     python3
-    vala
+    # Does not build with vala 0.54
+    # https://github.com/elementary/wingpanel-indicator-sound/issues/219
+    vala_0_52
   ];
 
   buildInputs = [