diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 9668ec7..eed6c87 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -267,7 +267,7 @@ jobs:
         name: base-url set
         uses: ./
         with:
-          base-url: https://my.github-enterprise-server.com/api/v3
+          base-url: https://my.github-enterprise-server.com/api/v3/
           script: |
             const endpoint = github.request.endpoint
             return endpoint({}).url
@@ -276,7 +276,7 @@ jobs:
         name: base-url does not override GITHUB_API_URL when not set
         uses: ./
         env:
-          GITHUB_API_URL: https://my.github-enterprise-server.com/api/v3
+          GITHUB_API_URL: https://my.github-enterprise-server.com/api/v3/
         with:
           script: |
             const endpoint = github.request.endpoint
@@ -284,18 +284,18 @@ jobs:
           result-encoding: string
       - run: |
           echo "- Validating base-url default"
-          expected="https://api.github.com"
+          expected="https://api.github.com/"
           if [[ "${{steps.base-url-default.outputs.result}}" != "$expected" ]]; then
-            echo $'::error::\u274C' "Expected base-url to start with '$expected', got ${{steps.base-url-default.outputs.result}}"
+            echo $'::error::\u274C' "Expected base-url to equal '$expected', got ${{steps.base-url-default.outputs.result}}"
             exit 1
           fi
           echo "- Validating base-url set to a value"
-          expected="https://my.github-enterprise-server.com/api/v3"
+          expected="https://my.github-enterprise-server.com/api/v3/"
           if [[ "${{steps.base-url-set.outputs.result}}" != "$expected" ]]; then
-            echo $'::error::\u274C' "Expected base-url to start with '$expected', got ${{steps.base-url-set.outputs.result}}"
+            echo $'::error::\u274C' "Expected base-url to equal '$expected', got ${{steps.base-url-set.outputs.result}}"
             exit 1
           fi
           echo "- Validating base-url not set respects GITHUB_API_URL"
-          expected="https://my.github-enterprise-server.com/api/v3"
+          expected="https://my.github-enterprise-server.com/api/v3/"
           if [[ "${{steps.base-url-env.outputs.result}}" != "$expected" ]]; then
-            echo $'::error::\u274C' "Expected base-url to start with '$expected', got ${{steps.base-url-env.outputs.result}}"
+            echo $'::error::\u274C' "Expected base-url to equal '$expected', got ${{steps.base-url-env.outputs.result}}"