diff --git a/src/blenderbim/docs/devs/installation.rst b/src/blenderbim/docs/devs/installation.rst
index feaa2b5180..51ec9d689a 100644
--- a/src/blenderbim/docs/devs/installation.rst
+++ b/src/blenderbim/docs/devs/installation.rst
@@ -168,8 +168,8 @@ Before running it follow the instructions descibed after `rem` tags.
     rd /S /Q "%blenderbim%\libs\site\packages\ifcclash"
     rd /S /Q "%blenderbim%\libs\site\packages\ifcpatch"
     rd /S /Q "%blenderbim%\libs\site\packages\ifctester"
-    rd /S /Q "%blenderbim%\libs\site\packages\ifccsv.py"
-    rd /S /Q "%blenderbim%\libs\site\packages\ifcdiff.py"
+    del "%blenderbim%\libs\site\packages\ifccsv.py"
+    del "%blenderbim%\libs\site\packages\ifcdiff.py"
     mklink "%blenderbim%\libs\site\packages\ifccsv.py" "%cd%\src\ifccsv\ifccsv.py"
     mklink "%blenderbim%\libs\site\packages\ifcdiff.py" "%cd%\src\ifcdiff\ifcdiff.py"
     mklink /D "%blenderbim%\libs\site\packages\ifc4d" "%cd%\src\ifc4d\ifc4d"