diff --git a/infra/README.recipes.md b/infra/README.recipes.md
index 8b755c2c46..72fe69c22c 100644
--- a/infra/README.recipes.md
+++ b/infra/README.recipes.md
@@ -174,19 +174,19 @@ This recipe requires ambient luci authentication. To test locally run:
 
 — **def [RunSteps](/infra/recipes/update_chromeos_merges.py#14)(api):**
 
-[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c83abb3247532d8e80d7ec7e8478a924b73d58c6/recipes/README.recipes.md#recipe_modules-bot_update
-[depot_tools/recipe_modules/depot_tools]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c83abb3247532d8e80d7ec7e8478a924b73d58c6/recipes/README.recipes.md#recipe_modules-depot_tools
-[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c83abb3247532d8e80d7ec7e8478a924b73d58c6/recipes/README.recipes.md#recipe_modules-gclient
-[depot_tools/recipe_modules/git]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c83abb3247532d8e80d7ec7e8478a924b73d58c6/recipes/README.recipes.md#recipe_modules-git
-[depot_tools/recipe_modules/gsutil]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c83abb3247532d8e80d7ec7e8478a924b73d58c6/recipes/README.recipes.md#recipe_modules-gsutil
-[recipe_engine/recipe_modules/buildbucket]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-buildbucket
-[recipe_engine/recipe_modules/cipd]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-cipd
-[recipe_engine/recipe_modules/context]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-context
-[recipe_engine/recipe_modules/file]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-file
-[recipe_engine/recipe_modules/json]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-json
-[recipe_engine/recipe_modules/path]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-path
-[recipe_engine/recipe_modules/platform]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-platform
-[recipe_engine/recipe_modules/properties]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-properties
-[recipe_engine/recipe_modules/raw_io]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-raw_io
-[recipe_engine/recipe_modules/step]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/README.recipes.md#recipe_modules-step
-[recipe_engine/wkt/RecipeApi]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/7f9b133838f1240a537916677161afd8129b234f/recipe_engine/recipe_api.py#886
+[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/89de8f642c99096770ae8f1ddeaa1aa03e59be07/recipes/README.recipes.md#recipe_modules-bot_update
+[depot_tools/recipe_modules/depot_tools]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/89de8f642c99096770ae8f1ddeaa1aa03e59be07/recipes/README.recipes.md#recipe_modules-depot_tools
+[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/89de8f642c99096770ae8f1ddeaa1aa03e59be07/recipes/README.recipes.md#recipe_modules-gclient
+[depot_tools/recipe_modules/git]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/89de8f642c99096770ae8f1ddeaa1aa03e59be07/recipes/README.recipes.md#recipe_modules-git
+[depot_tools/recipe_modules/gsutil]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/89de8f642c99096770ae8f1ddeaa1aa03e59be07/recipes/README.recipes.md#recipe_modules-gsutil
+[recipe_engine/recipe_modules/buildbucket]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-buildbucket
+[recipe_engine/recipe_modules/cipd]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-cipd
+[recipe_engine/recipe_modules/context]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-context
+[recipe_engine/recipe_modules/file]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-file
+[recipe_engine/recipe_modules/json]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-json
+[recipe_engine/recipe_modules/path]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-path
+[recipe_engine/recipe_modules/platform]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-platform
+[recipe_engine/recipe_modules/properties]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-properties
+[recipe_engine/recipe_modules/raw_io]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-raw_io
+[recipe_engine/recipe_modules/step]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/README.recipes.md#recipe_modules-step
+[recipe_engine/wkt/RecipeApi]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/b60bb0d221df01a41a175daf18632ec0525f20f1/recipe_engine/recipe_api.py#886
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index 9e6f487905..e8c6d2ae55 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -20,12 +20,12 @@
   "deps": {
     "depot_tools": {
       "branch": "refs/heads/main",
-      "revision": "c83abb3247532d8e80d7ec7e8478a924b73d58c6",
+      "revision": "89de8f642c99096770ae8f1ddeaa1aa03e59be07",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {
       "branch": "refs/heads/main",
-      "revision": "7f9b133838f1240a537916677161afd8129b234f",
+      "revision": "b60bb0d221df01a41a175daf18632ec0525f20f1",
       "url": "https://chromium.googlesource.com/infra/luci/recipes-py.git"
     }
   },
diff --git a/infra/recipes.py b/infra/recipes.py
index 24e4a662e2..cccaaf3e1d 100755
--- a/infra/recipes.py
+++ b/infra/recipes.py
@@ -235,11 +235,6 @@ def main():
   if not shutil.which(vpython):
     return f'Required binary is not found on PATH: {vpython}'
 
-  # We unset PYTHONPATH here in case the user has conflicting environmental
-  # things we don't want them to leak through into the recipe_engine which
-  # manages its environment entirely via vpython.
-  os.unsetenv("PYTHONPATH")
-
   argv = ([
     vpython, '-u', os.path.join(engine_path, 'recipe_engine', 'main.py'),
   ] + args)