diff --git a/winsup/doc/ChangeLog b/winsup/doc/ChangeLog
index b90e6c194..30d9fdc6f 100644
--- a/winsup/doc/ChangeLog
+++ b/winsup/doc/ChangeLog
@@ -1,3 +1,7 @@
+2015-03-31  Jon TURNEY  <jon.turney@dronecode.org.uk>
+
+	* misc-funcs.xml (cygwin_internal): Correct return type.
+
 2015-03-31  Corinna Vinschen  <corinna@vinschen.de>
 
 	* new-features.xml (ov-new1.7.36): Add new section.  Document GNU
diff --git a/winsup/doc/misc-funcs.xml b/winsup/doc/misc-funcs.xml
index 06776d9e7..b16434152 100644
--- a/winsup/doc/misc-funcs.xml
+++ b/winsup/doc/misc-funcs.xml
@@ -34,7 +34,7 @@ much.</para>
 <title>cygwin_internal</title>
 
 <funcsynopsis><funcprototype>
-<funcdef>extern "C" DWORD
+<funcdef>extern "C" uintptr_t
 <function>cygwin_internal</function></funcdef>
 <paramdef>cygwin_getinfo_types <parameter>t</parameter></paramdef>
 <paramdef><parameter>...</parameter></paramdef>