Added information on Py_BuildValue().
diff --git a/Doc/api/refcounts.dat b/Doc/api/refcounts.dat
index 566cc2f..a84ce5b 100644
--- a/Doc/api/refcounts.dat
+++ b/Doc/api/refcounts.dat
@@ -1262,6 +1262,9 @@
 Py_AtExit:int:::
 Py_AtExit:void (*)():func::
 
+Py_BuildValue:PyObject*::+1:
+Py_BuildValue:char*:format::
+
 Py_CompileString:PyObject*::+1:
 Py_CompileString:char*:str::
 Py_CompileString:char*:filename::