diff --git a/.github/actions/install-cairo/action.yml b/.github/actions/install-cairo/action.yml
index 0998c73e5..098f1bdc2 100644
--- a/.github/actions/install-cairo/action.yml
+++ b/.github/actions/install-cairo/action.yml
@@ -14,14 +14,14 @@ inputs:
 runs:
   using: composite
   steps:
-    # - name: Setup Cairo for Linux
-    #   id: install-cairo
-    #   shell: bash
-    #   run: |
-    #     wget https://github.com/starkware-libs/cairo/releases/download/${{ inputs.cairo_version }}/release-x86_64-unknown-linux-musl.tar.gz
-    #     tar -xvzf release-x86_64-unknown-linux-musl.tar.gz
-    #     mv -vf cairo cairo-build
-    #     echo "$GITHUB_WORKSPACE/cairo-build/bin" >> $GITHUB_PATH
+    - name: Setup Cairo for Linux
+      id: install-cairo
+      shell: bash
+      run: |
+        wget https://github.com/starkware-libs/cairo/releases/download/${{ inputs.cairo_version }}/release-x86_64-unknown-linux-musl.tar.gz
+        tar -xvzf release-x86_64-unknown-linux-musl.tar.gz
+        mv -vf cairo cairo-build
+        echo "$GITHUB_WORKSPACE/cairo-build/bin" >> $GITHUB_PATH
 
     - name: Setup Scarb for Linux
       id: install-scarb
diff --git a/.github/workflows/contracts.yml b/.github/workflows/contracts.yml
index 2324d9bf4..d4bfb07c3 100644
--- a/.github/workflows/contracts.yml
+++ b/.github/workflows/contracts.yml
@@ -19,8 +19,6 @@ jobs:
         uses: cachix/install-nix-action@3715ab1a11cac9e991980d7b4a28d80c7ebdd8f9 # nix:v2.24.6
         with:
           nix_path: nixpkgs=channel:nixos-unstable
-          extra_nix_config: |
-            sandbox = false
 
       - name: Install Cairo
         uses: ./.github/actions/install-cairo