diff --git a/server/src/list.c b/server/src/list.c
index d34c8beef..1b1a1a935 100644
--- a/server/src/list.c
+++ b/server/src/list.c
@@ -31,6 +31,7 @@ void list_destroy(struct list *l)
 		elm = elm->next;
 	}
 	
+	pthread_mutex_unlock(&l->lock);
 	pthread_mutex_destroy(&l->lock);
 }