diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index eb4d9d5..92a38b8 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -21,6 +21,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
+    - uses: actions/cache@v3.0.3
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v3
       with:
diff --git a/README.md b/README.md
index aa38234..4975992 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,4 @@
 another personal draught of a typesetting language and engine.
 
 ## changing journal
- - 20230904 建立 thenDo 的函數、refactor harfbuzzjs 以及libpdf 等測試界面
+ - 20230904 建立 thenDo、matchRange的函數、refactor harfbuzzjs 以及libpdf 等測試界面