diff --git a/doc/source/api.rst b/doc/source/api.rst
index bcef5567c23e5..b785a2ce717f4 100644
--- a/doc/source/api.rst
+++ b/doc/source/api.rst
@@ -1,3 +1,9 @@
+.. The currentmodule is needed here because the autosummary generation of files
+.. happens before reading the files / substituting the header.
+.. See https://github.com/pandas-dev/pandas/pull/24232
+
+.. currentmodule:: pandas
+
 .. _api:
 
 {{ header }}