diff --git a/pkgs/development/tools/pipenv/default.nix b/pkgs/development/tools/pipenv/default.nix
index 3deb7b9643c..8083151ef81 100644
--- a/pkgs/development/tools/pipenv/default.nix
+++ b/pkgs/development/tools/pipenv/default.nix
@@ -24,6 +24,7 @@ buildPythonApplication rec {
 
   makeWrapperArgs = [
     "--set PYTHONPATH \"$PYTHONPATH\""
+    "--set PIP_IGNORE_INSTALLED 1"
   ];
 
   meta = with stdenv.lib; {