diff --git a/.github/workflows/update-dependencies.yml b/.github/workflows/update-dependencies.yml
index 1a4e1b69..22dbf46e 100644
--- a/.github/workflows/update-dependencies.yml
+++ b/.github/workflows/update-dependencies.yml
@@ -35,6 +35,8 @@ jobs:
       run: nox --force-color --error-on-missing-interpreters -s update_native_dependencies
       env:
         GITHUB_API_TOKEN: ${{ steps.generate-token.outputs.token || github.token }}
+    - name: "Run update downloaded interpreters"
+      run: nox --force-color --error-on-missing-interpreters -s update_interpreters_download
     - name: "Run update python dependencies"
       run: nox --force-color --error-on-missing-interpreters -s update_python_dependencies update_python_tools
     - name: Create Pull Request
diff --git a/tools/update_interpreters_download.py b/tools/update_interpreters_download.py
index b50b1da8..094653e4 100644
--- a/tools/update_interpreters_download.py
+++ b/tools/update_interpreters_download.py
@@ -1,6 +1,8 @@
 from __future__ import annotations
 
+import argparse
 import json
+import subprocess
 from hashlib import sha256
 from pathlib import Path
 
@@ -13,7 +15,7 @@
 PYTHON_VERSIONS = PROJECT_ROOT / "docker" / "build_scripts" / "python_versions.json"
 
 
-def update_pypy_version(releases, py_spec, pp_spec, tag, arch, version_dict):
+def update_pypy_version(releases, py_spec, pp_spec, tag, arch, version_dict, updates):
     pypy_arch = {"x86_64": "x64"}.get(arch, arch)
     current_version = None
     if "version" in version_dict:
@@ -32,7 +34,8 @@ def update_pypy_version(releases, py_spec, pp_spec, tag, arch, version_dict):
             )
         except StopIteration:
             continue
-        print(f"updating {tag} {arch} to {r['pypy_version']}")
+        message = f"updating {tag} {arch} to {r['pypy_version']}"
+        print(message)
         response = requests.get(file["download_url"], stream=True)
         response.raise_for_status()
         sha256sum = sha256()
@@ -41,10 +44,11 @@ def update_pypy_version(releases, py_spec, pp_spec, tag, arch, version_dict):
         version_dict["version"] = str(r["pypy_version"])
         version_dict["download_url"] = file["download_url"]
         version_dict["sha256"] = sha256sum.hexdigest()
+        updates.append(message)
         break
 
 
-def update_pypy_versions(versions):
+def update_pypy_versions(versions, updates):
     response = requests.get("https://downloads.python.org/pypy/versions.json")
     response.raise_for_status()
     releases = [r for r in response.json() if r["pypy_version"] != "nightly"]
@@ -74,14 +78,24 @@ def update_pypy_versions(versions):
         pp_spec = Specifier(f"=={pp_major}.{pp_minor}.*")
         for arch in versions[tag]:
             update_pypy_version(
-                releases, py_spec, pp_spec, tag, arch, versions[tag][arch]
+                releases, py_spec, pp_spec, tag, arch, versions[tag][arch], updates
             )
 
 
 def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--dry-run", dest="dry_run", action="store_true", help="dry run")
+    args = parser.parse_args()
     versions = json.loads(PYTHON_VERSIONS.read_text())
-    update_pypy_versions(versions)
-    PYTHON_VERSIONS.write_text(json.dumps(versions, indent=2))
+    updates = []
+    update_pypy_versions(versions, updates)
+    if not args.dry_run:
+        PYTHON_VERSIONS.write_text(json.dumps(versions, indent=2))
+        if updates:
+            details = "\n".join(f"- {message}" for message in updates)
+            subprocess.check_call(
+                ["git", "commit", "-am", "Update downloaded interpreters", "-m", details]
+            )
 
 
 if __name__ == "__main__":