diff --git a/python/online/fxreader/pr34/commands_typed/cli_bootstrap.py b/python/online/fxreader/pr34/commands_typed/cli_bootstrap.py
index efeee7a..12c7863 100644
--- a/python/online/fxreader/pr34/commands_typed/cli_bootstrap.py
+++ b/python/online/fxreader/pr34/commands_typed/cli_bootstrap.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 import glob
+import json
 import io
 import tempfile
 import dataclasses
@@ -169,6 +170,12 @@ class BootstrapSettings:
             ),
         ).strip()
     )
+    pip_check_conflicts: Optional[bool] = dataclasses.field(
+        default_factory=lambda : os.environ.get(
+            'PIP_CHECK_CONFLICTS',
+            json.dumps(True)
+        ) in [json.dumps(True)],
+    )
     uv_args: list[str] = dataclasses.field(
         default_factory=lambda : os.environ.get(
             'UV_ARGS',
@@ -309,6 +316,13 @@ def env_bootstrap(
         '-r', str(requirements_path),
     ])
 
+    if bootstrap_settings.pip_check_conflicts:
+        subprocess.check_call([
+            bootstrap_settings.python_path,
+            '-m',
+            'online.fxreader.pr34.commands',
+            'pip_check_conflicts',
+        ])
 
 def paths_equal(
     a: pathlib.Path | str,