diff --git a/samples/client/petstore/c/include/list.h b/samples/client/petstore/c/include/list.h
index 96c5832b02b..96384d049b3 100644
--- a/samples/client/petstore/c/include/list.h
+++ b/samples/client/petstore/c/include/list.h
@@ -23,8 +23,8 @@ typedef struct list_t {
 
 #define list_ForEach(element, list) for(element = (list != NULL) ? (list)->firstEntry : NULL; element != NULL; element = element->nextListEntry)
 
-list_t* List();
-void list_freeListList(list_t* listToFree);
+list_t* list_createList();
+void list_freeList(list_t* listToFree);
 
 void list_addElement(list_t* list, void* dataToAddInList);
 listEntry_t* list_getElementAt(list_t *list, long indexOfElement);