diff --git a/.github/workflows/chipyard-run-tests-gpu.yml b/.github/workflows/chipyard-run-tests-gpu.yml
index 266c0def..8eefcf1c 100644
--- a/.github/workflows/chipyard-run-tests-gpu.yml
+++ b/.github/workflows/chipyard-run-tests-gpu.yml
@@ -16,6 +16,7 @@ env:
   conda-env-name-no-time: cy-${{ github.run_id }}
   workflow-timestamp: ${{ github.event.pull_request.updated_at }}
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  SSH_AUTH_SOCK: /tmp/ssh_agent_github.sock
 
 jobs:
   cancel-prior-workflows:
@@ -127,7 +128,7 @@ jobs:
       #     ssh-private-key: ${{ secrets.PRIVATE_SSH_KEY }}
       - name: Run ssh-agent
         run: |
-            eval `ssh-agent -s`
+            eval `ssh-agent -a $SSH_AUTH_SOCK -s`
             echo "${{ secrets.PRIVATE_SSH_KEY }}" | ssh-add -
       - name: Delete old checkout
         run: |
@@ -279,7 +280,7 @@ jobs:
       #     ssh-private-key: ${{ secrets.PRIVATE_SSH_KEY }}
       - name: Run ssh-agent
         run: |
-            eval `ssh-agent -s`
+            eval `ssh-agent -a $SSH_AUTH_SOCK -s`
             echo "${{ secrets.PRIVATE_SSH_KEY }}" | ssh-add -
       - name: Delete old checkout
         run: |
@@ -309,7 +310,7 @@ jobs:
       #     ssh-private-key: ${{ secrets.PRIVATE_SSH_KEY }}
       - name: Run ssh-agent
         run: |
-            eval `ssh-agent -s`
+            eval `ssh-agent -a $SSH_AUTH_SOCK -s`
             echo "${{ secrets.PRIVATE_SSH_KEY }}" | ssh-add -
       - name: Delete old checkout
         run: |
@@ -339,7 +340,7 @@ jobs:
       #     ssh-private-key: ${{ secrets.PRIVATE_SSH_KEY }}
       - name: Run ssh-agent
         run: |
-            eval `ssh-agent -s`
+            eval `ssh-agent -a $SSH_AUTH_SOCK -s`
             echo "${{ secrets.PRIVATE_SSH_KEY }}" | ssh-add -
       - name: Delete old checkout
         run: |