diff --git a/.github/sonar-fix-config.yml b/.github/sonar-fix-config.yml
index 5f33c7c..c3f58f9 100644
--- a/.github/sonar-fix-config.yml
+++ b/.github/sonar-fix-config.yml
@@ -1,4 +1,4 @@
 # Per-repo override: route to Codex instead of the central default's Claude.
 # Everything else (severities, rules allow/deny, etc.) inherits from
 # config/default.yml in the central sonar-fix repo at run time.
-agent: codex
+agent: claude
diff --git a/.github/workflows/sonar-fix.yml b/.github/workflows/sonar-fix.yml
index 069bf6c..74486c8 100644
--- a/.github/workflows/sonar-fix.yml
+++ b/.github/workflows/sonar-fix.yml
@@ -344,7 +344,7 @@ jobs:
     name: "Fix"
     needs: detect-and-resolve
     if: needs.detect-and-resolve.outputs.should_run == 'true'
-    uses: jon-lipsky-sonarsource/sonar-fix/.github/workflows/fix.yml@main
+    uses: jon-lipsky-sonarsource/sonar-fix/.github/workflows/fix.yml@v1
     with:
       sonar-project-key: ${{ vars.SONAR_PROJECT_KEY }}
       sonar-org: ${{ vars.SONAR_ORG || vars.COPILOT_MCP_SONAR_ORG }}
diff --git a/src/main/java/clipper2/SonarFixProbeV1Claude.java b/src/main/java/clipper2/SonarFixProbeV1Claude.java
new file mode 100644
index 0000000..a7ba8f3
--- /dev/null
+++ b/src/main/java/clipper2/SonarFixProbeV1Claude.java
@@ -0,0 +1,7 @@
+package clipper2;
+
+public class SonarFixProbeV1Claude {
+    public void run() {
+        // Intentionally empty probe method
+    }
+}