diff --git a/sphinx/htmlhelp.py b/sphinx/builders/htmlhelp.py
similarity index 100%
rename from sphinx/htmlhelp.py
rename to sphinx/builders/htmlhelp.py
diff --git a/sphinx/linkcheck.py b/sphinx/builders/linkcheck.py
similarity index 100%
rename from sphinx/linkcheck.py
rename to sphinx/builders/linkcheck.py
diff --git a/sphinx/htmlwriter.py b/sphinx/writers/html.py
similarity index 100%
rename from sphinx/htmlwriter.py
rename to sphinx/writers/html.py
diff --git a/sphinx/latexwriter.py b/sphinx/writers/latex.py
similarity index 100%
rename from sphinx/latexwriter.py
rename to sphinx/writers/latex.py
diff --git a/sphinx/textwriter.py b/sphinx/writers/text.py
similarity index 100%
rename from sphinx/textwriter.py
rename to sphinx/writers/text.py