diff --git a/src/pip/_internal/index/__init__.py b/src/pip/_internal/index/__init__.py
new file mode 100644
index 000000000..7a17b7b3b
--- /dev/null
+++ b/src/pip/_internal/index/__init__.py
@@ -0,0 +1,2 @@
+"""Index interaction code
+"""
diff --git a/src/pip/_internal/collector.py b/src/pip/_internal/index/collector.py
similarity index 100%
rename from src/pip/_internal/collector.py
rename to src/pip/_internal/index/collector.py
diff --git a/src/pip/_internal/index.py b/src/pip/_internal/index/package_finder.py
similarity index 100%
rename from src/pip/_internal/index.py
rename to src/pip/_internal/index/package_finder.py