diff --git a/.github/workflows/build-book.yaml b/.github/workflows/build-book.yaml
index 89603ad..1fd6fec 100644
--- a/.github/workflows/build-book.yaml
+++ b/.github/workflows/build-book.yaml
@@ -142,7 +142,7 @@ jobs:
 
       - name: Test for environment change
         id: env_change
-        uses: tj-actions/changed-files@v44
+        uses: tj-actions/changed-files@v45
         with:
           files: ${{ inputs.environment_file }}