diff --git a/pdoc/html_helpers.py b/pdoc/html_helpers.py
index 47f7975f..48baa4de 100644
--- a/pdoc/html_helpers.py
+++ b/pdoc/html_helpers.py
@@ -237,6 +237,10 @@ def google(text):
         Convert `text` in Google-style docstring format to Markdown
         to be further converted later.
         """
+        text = text.replace(":param", "\nArgs:\n   ", 1)
+        text = text.replace(":param",  "   ")
+        text = text.replace(":return:", "\n\nReturns:")
+
         def googledoc_sections(match):
             section, body = match.groups('')
             if not body: