diff --git a/CHANGELOG.md b/CHANGELOG.md
index 426e015..ae0596d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ All notable changes to the "aiscript" extension will be documented in this file.
 
 Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how to structure this file.
 
+## 0.1.7
+- 関数のIntellisenseを追加
+  - https://github.com/aiscript-dev/aiscript/pull/620 - `[].every()`, `[].some()`
+  - https://github.com/aiscript-dev/aiscript/pull/623 - `Date:to_iso_str()`
+
 ## 0.1.6
 - 関数のIntellisenseを追加
   - https://github.com/aiscript-dev/aiscript/pull/411 … `[].index_of()`
diff --git a/aiscript/intellisense/functions/Date.ts b/aiscript/intellisense/functions/Date.ts
index 14945db..8011b33 100644
--- a/aiscript/intellisense/functions/Date.ts
+++ b/aiscript/intellisense/functions/Date.ts
@@ -25,6 +25,7 @@ export default languages.registerCompletionItemProvider('aiscript', {
             createCompletionItemKindMethod('second'),
             createCompletionItemKindMethod('millisecond'),
             createCompletionItemKindMethod('parse'),
+            createCompletionItemKindMethod('to_iso_str'),
         ];
     }
-}, ':');
\ No newline at end of file
+}, ':');
diff --git a/aiscript/intellisense/primitive/array.ts b/aiscript/intellisense/primitive/array.ts
index 229f58a..2d9d5c1 100644
--- a/aiscript/intellisense/primitive/array.ts
+++ b/aiscript/intellisense/primitive/array.ts
@@ -28,6 +28,8 @@ export default languages.registerCompletionItemProvider('aiscript', {
             createCompletionItemKindMethod('fill'),
             createCompletionItemKindMethod('repeat'),
             createCompletionItemKindMethod('index_of'),
+            createCompletionItemKindMethod('every'),
+            createCompletionItemKindMethod('some'),
         ];
     }
-}, '.');
\ No newline at end of file
+}, '.');