diff --git a/sphinx/themes/nonav/static/nonav.css b/sphinx/themes/nonav/static/nonav.css_t
similarity index 100%
rename from sphinx/themes/nonav/static/nonav.css
rename to sphinx/themes/nonav/static/nonav.css_t
diff --git a/sphinx/themes/pyramid/static/epub.css b/sphinx/themes/pyramid/static/epub.css_t
similarity index 100%
rename from sphinx/themes/pyramid/static/epub.css
rename to sphinx/themes/pyramid/static/epub.css_t