docs: remove extra whitespace

peaceiris · Dec 14, 2019 · e763f8d · e763f8d
1 parent a151309
commit e763f8d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -136,7 +136,7 @@ Next, add a step to read a mdBook version from the `.env` file.
     - name: Setup mdBook
       uses: peaceiris/actions-mdbook@v1
       with:
-        mdbook-version:  '${{ steps.mdbook-version.outputs.MDBOOK_VERSION }}'
+        mdbook-version: '${{ steps.mdbook-version.outputs.MDBOOK_VERSION }}'
 ```
 
 Here is a `docker-compose.yml` example.