diff --git a/Part3/09_memory/kernel/kernel.c b/Part3/09_memory/kernel/kernel.c
index 96e9199..74b04dc 100644
--- a/Part3/09_memory/kernel/kernel.c
+++ b/Part3/09_memory/kernel/kernel.c
@@ -174,6 +174,7 @@ void print_memory(node *umem_head, node *hole_head) {
 
     while (hole_head != NULL) {
         num_of_gaps++;
+        hole_head = hole_head->next;
     }
 
     char a[16];