diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9eeef4c..4699b19 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -20,6 +20,10 @@ jobs:
         run: |
           curl --proto '=https' --tlsv1.2 -sSf https://docs.swmansion.com/scarb/install.sh | bash -s -- -v ${{ env.SCARB_VERSION }}
 
+      - name: Set up Git authentication
+        run: |
+          git config --global http.https://github.com/.extraheader "AUTHORIZATION: basic $(echo -n x-access-token:${{ secrets.GH_PAT }} | base64 --wrap=0)"
+
       - name: Setup Foundry
         run: |
           curl -L https://raw.githubusercontent.com/foundry-rs/starknet-foundry/master/scripts/install.sh | sh -s -- -v ${{ env.SNFORGE_VERSION }}
diff --git a/Scarb.lock b/Scarb.lock
index fdb98a9..bb60761 100644
--- a/Scarb.lock
+++ b/Scarb.lock
@@ -4,6 +4,7 @@ version = 1
 [[package]]
 name = "haiko_amm"
 version = "2.0.0"
+source = "git+https://github.com/haiko-xyz/amm.git?branch=v2.0.0#24bc5685ce60e0e89f664617436c53ea7549c84a"
 dependencies = [
  "haiko_lib",
  "openzeppelin",