diff --git a/.github/workflows/build-sm64.yml b/.github/workflows/build-sm64.yml
index 1080ab8..80ddec5 100644
--- a/.github/workflows/build-sm64.yml
+++ b/.github/workflows/build-sm64.yml
@@ -15,12 +15,14 @@ jobs:
         uses: actions/checkout@v4
         
       - name: Install Nix and Devenv
-        uses: cachix/install-nix-action@v26
-        
-      - name: Install Devenv
-        run: |
-          nix profile install nixpkgs#devenv
-          
+        uses: cachix/install-nix-action@v26       
+
+      - uses: cachix/install-nix-action@v26
+      
+      - uses: cachix/cachix-action@v14
+        with:
+          name: devenv
+      
       - name: Build the Devenv shell and run any pre-commit hooks
         run: devenv test
         
@@ -28,10 +30,12 @@ jobs:
         run: devenv shell hello
         
       - name: Run a multi-line command in the Devenv shell
-        shell: devenv shell bash -- -e {0}
+        shell: bash
         run: |
+          devenv shell bash -- -e <<EOF
           hello
           say-bye
+          EOF
 
       - name: Install Android Emulator (AArch64 & ARMv7)
         run: |