diff --git a/.github/workflows/cli.yml b/.github/workflows/cli.yml
index 1e4a51f..9ea3cdf 100644
--- a/.github/workflows/cli.yml
+++ b/.github/workflows/cli.yml
@@ -85,7 +85,7 @@ jobs:
           chmod +x "${GITHUB_WORKSPACE}/.local/bin/gfmrun"
 
       - name: gfmrun
-        run: go run internal/build/build.go gfmrun docs/v2/manual.md
+        run: go run internal/build/build.go gfmrun docs/v3/index.md
 
       - name: diff check
         run: |
diff --git a/docs/v3/index.md b/docs/v3/index.md
new file mode 100644
index 0000000..9632522
--- /dev/null
+++ b/docs/v3/index.md
@@ -0,0 +1 @@
+# v3 guide