fix(users/Profpatsch/alacritty): use alacritty from stable r/3983

Change-Id: I8a3f22dd752b5cd70518424335de876210e9bcd4
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5487
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>

1 files changed, 7 insertions, 2 deletions

diff --git a/third_party/nixpkgs/default.nix b/third_party/nixpkgs/default.nix
index 635082e27b..a260fdef4f 100644
--- a/third_party/nixpkgs/default.nix
+++ b/third_party/nixpkgs/default.nix
@@ -24,8 +24,13 @@ let
 
   # Overlay for packages that should come from the stable channel
   # instead (e.g. because something is broken in unstable).
-  stableOverlay = self: super: {
-    # Nothing picked from stable presently.
+  # Use `stableNixpkgs` from above.
+  stableOverlay = _unstableSelf: _unstableSuper: {
+
+    # alacritty on unstable fails because it can’t find the libGLX.
+    # This is too hard to debug right now, let’s hope somebody else solves it for us.
+    alacritty-stable = stableNixpkgs.alacritty;
+
   };
 
   # Overlay to expose the nixpkgs commits we are using to other Nix code.