diff --git a/.github/workflows/automated_pr_review.yaml b/.github/workflows/automated_pr_review.yaml
index a512ae2427..af2da7e0ca 100644
--- a/.github/workflows/automated_pr_review.yaml
+++ b/.github/workflows/automated_pr_review.yaml
@@ -50,15 +50,6 @@ jobs:
       - name: Install uv
         uses: astral-sh/setup-uv@v8.3.0
 
-      - name: Set up Python and Virtual Environment
-        run: |
-          uv python install 3.13
-          uv venv --python 3.13
-
-      - name: Install Dependencies
-        run: |
-          uv pip install google-antigravity requests
-
       - name: Run Antigravity Review
         env:
           GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
diff --git a/tools/private/reviewbot/antigravity_review.py b/tools/private/reviewbot/antigravity_review.py
index 1bb23283be..e415e42a91 100644
--- a/tools/private/reviewbot/antigravity_review.py
+++ b/tools/private/reviewbot/antigravity_review.py
@@ -1,3 +1,10 @@
+# /// script
+# requires-python = ">=3.11"
+# dependencies = [
+#     "google-antigravity",
+#     "requests",
+# ]
+# ///
 import argparse
 import asyncio
 from pathlib import Path
@@ -17,10 +24,17 @@ async def main():
     # Read prompt file
     prompt = Path(args.prompt).read_text()
 
+    # General coordinator instructions for the reviewer agent.
+    system_instructions = (
+        "You are a code review assistant. Use your available skills to perform "
+        "reviews on pull requests."
+    )
+
     # Initialize the Antigravity Agent in read-only mode for security.
     # Register the review-pr skill from the local reviewbot folder.
     config = LocalAgentConfig(
-        skills_paths=["tools/private/reviewbot/skills/review-pr"],
+        system_instructions=system_instructions,
+        skills_paths=[str(Path(__file__).parent / "skills" / "review-pr" / "SKILL.md")],
         capabilities=CapabilitiesConfig(
             allow_filesystem_read=True,
             allow_filesystem_write=False,
@@ -28,13 +42,7 @@ async def main():
         ),
     )
 
-    # General coordinator instructions for the reviewer agent.
-    system_instructions = (
-        "You are a code review assistant. Use your available skills to perform "
-        "reviews on pull requests."
-    )
-
-    async with Agent(config, system_instructions=system_instructions) as agent:
+    async with Agent(config) as agent:
         response = await agent.chat(prompt)
         report = await response.text()