diff --git a/.github/workflows/client.yml b/.github/workflows/client.yml
index dacb3c889..c024f6a91 100644
--- a/.github/workflows/client.yml
+++ b/.github/workflows/client.yml
@@ -29,8 +29,7 @@ jobs:
           run_tests: false
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           # Inform the test harness of test service's port.
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
@@ -52,8 +51,7 @@ jobs:
           use_curl: true
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           # Inform the test harness of test service's port.
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
diff --git a/.github/workflows/server-dynamodb.yml b/.github/workflows/server-dynamodb.yml
index 2554c1661..64d0c179b 100644
--- a/.github/workflows/server-dynamodb.yml
+++ b/.github/workflows/server-dynamodb.yml
@@ -44,8 +44,7 @@ jobs:
           use_dynamodb: true
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.3.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@5adb11fd6953e1bc35d9cf1fc1b4374c464e3a8b
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/server-redis.yml b/.github/workflows/server-redis.yml
index 113934023..0a80bdb26 100644
--- a/.github/workflows/server-redis.yml
+++ b/.github/workflows/server-redis.yml
@@ -42,8 +42,7 @@ jobs:
           use_redis: true
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.3.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@5adb11fd6953e1bc35d9cf1fc1b4374c464e3a8b
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/server.yml b/.github/workflows/server.yml
index 1b79cc26f..2817eb737 100644
--- a/.github/workflows/server.yml
+++ b/.github/workflows/server.yml
@@ -29,8 +29,7 @@ jobs:
           run_tests: false
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           # Inform the test harness of test service's port.
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
@@ -50,8 +49,7 @@ jobs:
           run_tests: false
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -76,8 +74,7 @@ jobs:
           use_curl: true
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           # Inform the test harness of test service's port.
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
@@ -98,8 +95,7 @@ jobs:
           use_curl: true
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/sse.yml b/.github/workflows/sse.yml
index a7c318cda..a53171df8 100644
--- a/.github/workflows/sse.yml
+++ b/.github/workflows/sse.yml
@@ -45,13 +45,14 @@ jobs:
           run_tests: false
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           repo: 'sse-contract-tests'
           branch: 'main'
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
+          # The SSE test harness doesn't support persistence tests.
+          enable_persistence_tests: false
 
   contract-tests-curl:
     runs-on: ubuntu-22.04
@@ -69,10 +70,11 @@ jobs:
           use_curl: true
       - name: 'Launch test service as background task'
         run: $TEST_SERVICE_BINARY $TEST_SERVICE_PORT 2>&1 &
-      # https://github.com/launchdarkly/gh-actions/releases/tag/contract-tests-v1.1.0
-      - uses: launchdarkly/gh-actions/actions/contract-tests@2715574e04448246bc529a23a81766491bbc4aae
+      - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1
         with:
           repo: 'sse-contract-tests'
           branch: 'main'
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
+          # The SSE test harness doesn't support persistence tests.
+          enable_persistence_tests: false