diff --git a/.github/workflows/post-deploy.yml b/.github/workflows/post-deploy.yml
index 0383f248..c206f30e 100644
--- a/.github/workflows/post-deploy.yml
+++ b/.github/workflows/post-deploy.yml
@@ -99,10 +99,10 @@ jobs:
       perf_test_target_url_application_store: http://fsd-application-store:8080
       perf_test_target_url_fund_store: https://fsd-fund-store:8080
       perf_test_target_url_assessment_store: https://fsd-assessment-store:8080
-      e2e_tests_target_url_frontend: https://fsd:fsd@frontend.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
-      e2e_tests_target_url_authenticator: https://fsd:fsd@authenticator.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
-      e2e_tests_target_url_form_runner: https://fsd:fsd@forms.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
-      e2e_tests_target_url_assessment: https://fsd:fsd@assessment.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
+      e2e_tests_target_url_frontend: https://${{ secrets.FS_BASIC_AUTH_USERNAME }}:${{ secrets.FS_BASIC_AUTH_PASSWORD }}@frontend.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
+      e2e_tests_target_url_authenticator: https://${{ secrets.FS_BASIC_AUTH_USERNAME }}:${{ secrets.FS_BASIC_AUTH_PASSWORD }}@authenticator.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
+      e2e_tests_target_url_form_runner: https://${{ secrets.FS_BASIC_AUTH_USERNAME }}:${{ secrets.FS_BASIC_AUTH_PASSWORD }}@forms.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
+      e2e_tests_target_url_assessment: https://${{ secrets.FS_BASIC_AUTH_USERNAME }}:${{ secrets.FS_BASIC_AUTH_PASSWORD }}@assessment.${{ inputs.environment }}.access-funding.test.levellingup.gov.uk
       # run_performance_tests: ${{inputs.run_performance_tests}}
       run_performance_tests: false
       run_e2e_tests_assessment: ${{inputs.run_e2e_tests_assessment}}