diff --git a/INSTALL.md b/INSTALL.md
index 1351b6dc3188f09b3f2b2fc7df6d28ad7d75d38c..42ce6ebe3da757586b95de2973f2556fb44310e7 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -44,7 +44,8 @@ $ cd nautilus-python
 $ PYTHON=/usr/bin/python3 ./autogen.sh
 $ make
 # make install
-$ cp ./nautilus/mat2.py ~/.local/share/nautilus-python/extensions/
+$ mkdir -p ~/.local/share/nautilus-python/extensions/
+$ cp ../nautilus/mat2.py ~/.local/share/nautilus-python/extensions/
 $ PYTHONPATH=/home/$USER/mat2 PYTHON=/usr/bin/python3 nautilus
 ```