diff --git a/.github/workflows/atlas-tests.yml b/.github/workflows/atlas-tests.yml
index cb9f4a968f..8cb6b6bcc9 100644
--- a/.github/workflows/atlas-tests.yml
+++ b/.github/workflows/atlas-tests.yml
@@ -36,7 +36,9 @@ jobs:
       - name: Setup Test Environment
         id: setup_tests
         uses: stacks-network/actions/stacks-core/testenv@main
-
+        with:
+          btc-version: "25.0"
+          
       ## Run test matrix using restored cache of archive file
       ##   - Test will timeout after env.TEST_TIMEOUT minutes
       - name: Run Tests
diff --git a/.github/workflows/bitcoin-tests.yml b/.github/workflows/bitcoin-tests.yml
index de1b16c26f..4acac1c8a0 100644
--- a/.github/workflows/bitcoin-tests.yml
+++ b/.github/workflows/bitcoin-tests.yml
@@ -31,7 +31,7 @@ jobs:
         test-name:
           - tests::bitcoin_regtest::bitcoind_integration_test
           - tests::integrations::integration_test_get_info
-          - tests::neon_integrations::antientropy_integration_test ## forced failure
+          - tests::neon_integrations::antientropy_integration_test 
           - tests::neon_integrations::bad_microblock_pubkey
           - tests::neon_integrations::bitcoind_forking_test
           - tests::neon_integrations::bitcoind_integration_test
@@ -74,7 +74,9 @@ jobs:
       - name: Setup Test Environment
         id: setup_tests
         uses: stacks-network/actions/stacks-core/testenv@main
-
+        with:
+          btc-version: "25.0"
+          
       ## Run test matrix using restored cache of archive file
       ##   - Test will timeout after env.TEST_TIMEOUT minutes
       - name: Run Tests
diff --git a/.github/workflows/create-cache.yml b/.github/workflows/create-cache.yml
index a67ecc8fa0..af88b02583 100644
--- a/.github/workflows/create-cache.yml
+++ b/.github/workflows/create-cache.yml
@@ -44,6 +44,7 @@ jobs:
         uses: stacks-network/actions/stacks-core/cache/bitcoin@main
         with:
           action: save
+          btc-version: "25.0"
 
   ## Cache nextest archives for tests
   nextest-archive:
diff --git a/.github/workflows/epoch-tests.yml b/.github/workflows/epoch-tests.yml
index b7d9bd6f06..a50e0d344d 100644
--- a/.github/workflows/epoch-tests.yml
+++ b/.github/workflows/epoch-tests.yml
@@ -59,7 +59,9 @@ jobs:
       - name: Setup Test Environment
         id: setup_tests
         uses: stacks-network/actions/stacks-core/testenv@main
-
+        with:
+          btc-version: "25.0"
+          
       ## Run test matrix using restored cache of archive file
       ##   - Test will timeout after env.TEST_TIMEOUT minutes
       - name: Run Tests
diff --git a/.github/workflows/slow-tests.yml b/.github/workflows/slow-tests.yml
index 38fb20ac3d..0c2cb62ea4 100644
--- a/.github/workflows/slow-tests.yml
+++ b/.github/workflows/slow-tests.yml
@@ -37,7 +37,9 @@ jobs:
       - name: Setup Test Environment
         id: setup_tests
         uses: stacks-network/actions/stacks-core/testenv@main
-
+        with:
+          btc-version: "25.0"
+          
       ## Run test matrix using restored cache of archive file
       ##   - Test will timeout after env.TEST_TIMEOUT minutes
       - name: Run Tests
diff --git a/.github/workflows/stacks-core-tests.yml b/.github/workflows/stacks-core-tests.yml
index af0b1a934c..1e883d3d96 100644
--- a/.github/workflows/stacks-core-tests.yml
+++ b/.github/workflows/stacks-core-tests.yml
@@ -37,6 +37,7 @@ jobs:
         uses: stacks-network/actions/stacks-core/testenv@main
         with:
           genesis: true
+          btc-version: "25.0"
 
       ## Run test matrix using restored cache of archive file
       ##   - Test will timeout after env.TEST_TIMEOUT minutes
@@ -84,7 +85,9 @@ jobs:
       - name: Setup Test Environment
         id: setup_tests
         uses: stacks-network/actions/stacks-core/testenv@main
-
+        with:
+          btc-version: "25.0"
+          
       ## Run test matrix using restored cache of archive file
       ##   - Test will timeout after env.TEST_TIMEOUT minutes
       - name: Run Tests
@@ -135,20 +138,23 @@ jobs:
   # Core contract tests
   core-contracts-clarinet-test:
     name: Core Contracts Test
+    defaults:
+      run:
+        working-directory: "./contrib/core-contract-tests/"
     runs-on: ubuntu-latest
     steps:
-      ## Checkout the code
       - name: Checkout the latest code
         id: git_checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-
-      ## Use Clarinet to run contract unit-tests and create code coverage file
-      - name: Execute core contract unit tests in Clarinet
+        uses: actions/checkout@v3
+      - name: Execute core contract unit tests with clarinet-sdk
         id: clarinet_unit_test
-        uses: docker://hirosystems/clarinet:1.8.0
+        uses: actions/setup-node@v3
         with:
-          args: test --coverage --manifest-path=./contrib/core-contract-tests/Clarinet.toml
-
+          node-version: 18.x
+          cache: "npm"
+          cache-dependency-path: "./contrib/core-contract-tests/package-lock.json"
+      - run: npm ci
+      - run: npm test
       ## Upload code coverage file
       - name: Code Coverage
         id: codecov
@@ -156,4 +162,21 @@ jobs:
         with:
           test-name: ${{ matrix.test-name }}
           upload-only: true
-          filename: ./coverage.lcov
+          filename: ./lcov.info
+
+  # Core contract tests on Clarinet v1
+  # Check for false positives/negatives
+  # https://github.com/stacks-network/stacks-blockchain/pull/4031#pullrequestreview-1713341208
+  core-contracts-clarinet-test-clarinet-v1:
+    name: Core Contracts Test Clarinet V1
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout the latest code
+        id: git_checkout
+        uses: actions/checkout@v3
+      - name: Execute core contract unit tests in Clarinet
+        id: clarinet_unit_test_v1
+        uses: docker://hirosystems/clarinet:1.7.1
+        with:
+          args: test --manifest-path=./contrib/core-contract-tests/Clarinet.toml contrib/core-contract-tests/tests/bns/name_register_test.ts
+