diff --git a/cpukit/sapi/src/rbheap.c b/cpukit/sapi/src/rbheap.c
index f80d813c54..fbcf0b35bb 100644
--- a/cpukit/sapi/src/rbheap.c
+++ b/cpukit/sapi/src/rbheap.c
@@ -285,6 +285,8 @@ rtems_status_code rtems_rbheap_free(rtems_rbheap_control *control, void *ptr)
 
 void rtems_rbheap_extend_descriptors_never(rtems_rbheap_control *control)
 {
+  (void) control;
+
   /* Do nothing */
 }