diff --git a/src/komodo_utils.h b/src/komodo_utils.h
index 47d7f41ff..d1b27a160 100644
--- a/src/komodo_utils.h
+++ b/src/komodo_utils.h
@@ -1224,7 +1224,7 @@ void iguana_initQ(queue_t *Q,char *name)
 {
     struct queueitem *item,*I;
     memset(Q,0,sizeof(*Q));
-    I = calloc(1,sizeof(*I));
+    I = (struct queueitem *)calloc(1,sizeof(*I));
     strcpy(Q->name,name);
     queue_enqueue(name,Q,I);
     if ( (item= queue_dequeue(Q)) != 0 )