diff --git a/include/asterisk/astobj2.h b/include/asterisk/astobj2.h
index 172407b803..21dc60611b 100644
--- a/include/asterisk/astobj2.h
+++ b/include/asterisk/astobj2.h
@@ -583,7 +583,7 @@ Operations on container include:
 
 	    i = ao2_iterator_init(c, flags);
 
-	    while ( (o = ao2_iterator_next(&i)) ) {
+	    while ((o = ao2_iterator_next(&i))) {
 		... do something on o ...
 		ao2_ref(o, -1);
 	    }
@@ -1002,7 +1002,7 @@ void *__ao2_find(struct ao2_container *c, void *arg, enum search_flags flags);
  *
  *  i = ao2_iterator_init(c, flags);
  *
- *  while ( (o = ao2_iterator_next(&i)) ) {
+ *  while ((o = ao2_iterator_next(&i))) {
  *     ... do something on o ...
  *     ao2_ref(o, -1);
  *  }
diff --git a/res/res_musiconhold.c b/res/res_musiconhold.c
index a54becc4be..e4ea164794 100644
--- a/res/res_musiconhold.c
+++ b/res/res_musiconhold.c
@@ -1120,7 +1120,7 @@ static void moh_rescan_files(void) {
 
 	i = ao2_iterator_init(mohclasses, 0);
 
-	while ( (c = ao2_iterator_next(&i)) ) {
+	while ((c = ao2_iterator_next(&i))) {
 		moh_scan_files(c);
 		ao2_ref(c, -1);
 	}