diff --git a/Doc/library/ctypes.rst b/Doc/library/ctypes.rst
index a98382c..ad9108b 100644
--- a/Doc/library/ctypes.rst
+++ b/Doc/library/ctypes.rst
@@ -1274,6 +1274,7 @@
 
 
 .. data:: find_library(name)
+   :module: ctypes.util
    :noindex:
 
    Try to find a library and return a pathname.  *name* is the library name without