diff --git a/.drone.yml b/.drone.yml
index 8fb7774..5060d37 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -16,6 +16,11 @@ steps:
   commands:
   - nix build
 
+- name: miri check
+  commands:
+  - nix develop . --command cargo miri setup
+  - nix develop . --command cargo miri test
+
 - name: notifiy
   commands:
   - nix run github:ambroisie/matrix-notifier
diff --git a/flake.nix b/flake.nix
index c8e7566..9cb8c00 100644
--- a/flake.nix
+++ b/flake.nix
@@ -72,9 +72,11 @@
     let
       overlays = [ (import rust-overlay) ];
       pkgs = import nixpkgs { inherit overlays system; };
-      my-rust = pkgs.rust-bin.stable.latest.default.override {
-        extensions = [ "rust-src" ];
-      };
+      my-rust = pkgs.rust-bin.selectLatestNightlyWith (toolchain:
+        toolchain.default.override {
+          extensions = [ "rust-src" "miri" ];
+        }
+      );
       naersk-lib = naersk.lib."${system}".override {
         cargo = my-rust;
         rustc = my-rust;