diff --git a/direct/src/directscripts/extract_docs.py b/direct/src/directscripts/extract_docs.py
index a248fa83ae..9c59e05ff6 100644
--- a/direct/src/directscripts/extract_docs.py
+++ b/direct/src/directscripts/extract_docs.py
@@ -135,6 +135,8 @@ def translated_type_name(type, scoped=True):
     typename = interrogate_type_name(type)
     if typename in ("PyObject", "_object"):
         return "object"
+    elif typename == "PN_stdfloat":
+        return "float"
 
     if interrogate_type_is_atomic(type):
         token = interrogate_type_atomic_token(type)
@@ -143,7 +145,9 @@ def translated_type_name(type, scoped=True):
         else:
             return typename
 
-    typename = translateTypeName(typename)
+    if not typename.endswith('_t'):
+        # Hack: don't mangle size_t etc.
+        typename = translateTypeName(typename)
 
     if scoped and interrogate_type_is_nested(type):
         return translated_type_name(interrogate_type_outer_class(type)) + '::' + typename