diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog
index d09c82c334..e5ce6fcd4d 100644
--- a/cpukit/ChangeLog
+++ b/cpukit/ChangeLog
@@ -1,5 +1,8 @@
 2011-12-07	Ralf Corsépius <ralf.corsepius@rtems.org>
 
+	* rtems/src/rtemsobjectapiminimumclass.c: 
+	Include <rtems/rtems/object.h> (Missing prototype).
+	Adjust rtems_object_api_minimum_class to prototype.
 	* libcsupport/src/sup_fs_is_separator.c:
 	Include <rtems/libio_.h> (Missing prototype).
 
diff --git a/cpukit/rtems/src/rtemsobjectapiminimumclass.c b/cpukit/rtems/src/rtemsobjectapiminimumclass.c
index a3995eb32a..faf416c27d 100644
--- a/cpukit/rtems/src/rtemsobjectapiminimumclass.c
+++ b/cpukit/rtems/src/rtemsobjectapiminimumclass.c
@@ -18,9 +18,10 @@
 #include <rtems/system.h>
 #include <rtems/score/object.h>
 #include <rtems/rtems/types.h>
+#include <rtems/rtems/object.h>
 
-uint32_t rtems_object_api_minimum_class(
-  uint32_t api
+int rtems_object_api_minimum_class(
+  int api
 )
 {
   if ( _Objects_Is_api_valid( api ) )