diff --git a/README.rst b/README.rst
index a7064a53..8f5f4848 100644
--- a/README.rst
+++ b/README.rst
@@ -5,4 +5,4 @@ Anatomical scaffold generator using OpenCMISS-Zinc.
 
 For the interim, install with the following command::
 
-    pip install -r requirements.txt
+    pip install -e .
diff --git a/ext-requirements.txt b/ext-requirements.txt
deleted file mode 100644
index e69de29b..00000000
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 59d67020..00000000
--- a/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
--e .