diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index c0983b9f..4b5063ab 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest-4-cores
     env:
       # the gh tag of system-test repo version to run
-      SYSTEM_TEST_GIT_REF: refs/pull/95
+      SYSTEM_TEST_GIT_REF: core_bin_override
 
       # the soroban CLI & RPC source code to compile and run from system test
       # refers to checked out source of current git hub ref context
@@ -62,7 +62,7 @@ jobs:
       - uses: actions/checkout@v3
         name: checkout system-test
         with:
-          repository: stellar/system-test
+          repository: sreuland/system-test
           ref: ${{ env.SYSTEM_TEST_GIT_REF }}
           path: system-test
       - uses: actions/checkout@v3