diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index 6e916eba..2910e4f3 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -34,7 +34,7 @@ jobs:
 
       - name: Run Claude Code
         id: claude
-        uses: anthropics/claude-code-action@beta
+        uses: anthropics/claude-code-action@v1
         with:
           anthropic_api_key: ${{ secrets.ANTHROPIC_API_KEY }}
 
@@ -45,9 +45,6 @@ jobs:
           # Trigger when assigned to an issue
           assignee_trigger: "claude"
 
-          # Allow Claude to run bash
-          # This should be safe given the repo is already public
-          allowed_tools: "Bash"
-
-          custom_instructions: |
-            If posting a comment to GitHub, give a concise summary of the comment at the top and put all the details in a <details> block.
+          claude_args: |
+            --allowedTools Bash
+            --system-prompt "If posting a comment to GitHub, give a concise summary of the comment at the top and put all the details in a <details> block."