1 files changed, 6 insertions, 1 deletions
diff --git a/flake.nix b/flake.nix
index 351bd41..e3aafb1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,6 +5,11 @@
   inputs.cargo2nix = {
     # As of 2022-10-18: two small patches over unstable branch, one for clippy and one to fix feature detection
     url = "github:Alexis211/cargo2nix/a7a61179b66054904ef6a195d8da736eaaa06c36";
+
+    # Rust overlay as of 2023-04-25
+    inputs.rust-overlay.url =
+      "github:oxalica/rust-overlay/74f1a64dd28faeeb85ef081f32cad2989850322c";
+
     inputs.nixpkgs.follows = "nixpkgs";
   };
 
@@ -15,7 +20,7 @@
       overlays = [ cargo2nix.overlays.default ];
     };
     packageFun = import ./Cargo.nix;
-    rustVersion = "1.63.0";
+    rustVersion = "1.68.0";
 
     compile = args: compileMode:
       let