From 2473b666137dd36321b017086084ae316d78dd2a Mon Sep 17 00:00:00 2001
From: Oz Tiram <oz.tiram@gmail.com>
Date: Wed, 8 Apr 2026 16:22:10 +0200
Subject: [PATCH 1/2] Append always install to pip extra args

---
 pipenv/routines/install.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/pipenv/routines/install.py b/pipenv/routines/install.py
index 6d590346..301755fd 100644
--- a/pipenv/routines/install.py
+++ b/pipenv/routines/install.py
@@ -699,6 +699,18 @@ def batch_install_iteration(
     allow_global=False,
     extra_pip_args=None,
 ):
+
+    # Gentoo patch:
+    # Install dependencies into the venv even if they exist
+    # in the system.
+    # This is needed because pipenv imports the system packages to run.
+    # It does not change your system's packages.
+
+    if (extra_pip_args is not None) and ("-I" not in extra_pip_args):
+        extra_pip_args.append("-I")
+
+    # End of Gentoo patch
+
     with temp_environ():
         if not allow_global:
             os.environ["PIP_USER"] = "0"
-- 
2.52.0

