diff --git a/flake.nix b/flake.nix
index 700413a..1519b6f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -82,6 +82,11 @@
           ];
           RUST_SRC_PATH = "${rust}/lib/rustlib/src/rust/library";
         };
+        devShells.rust = with pkgs;
+          mkShell {
+            nativeBuildInputs = [ rustc cargo rustfmt clippy ];
+            RUST_SRC_PATH = "${rust.packages.stable.rustPlatform.rustLibSrc}";
+          };
         devShells.avr = with pkgs;
           pkgsCross.avr.mkShell {
             packages = [ avrdude gnumake ];
diff --git a/rust/.envrc b/rust/.envrc
new file mode 100644
index 0000000..0da16e8
--- /dev/null
+++ b/rust/.envrc
@@ -0,0 +1 @@
+use flake ..#rust