diff --git a/.github/workflows/blueprint.yml b/.github/workflows/blueprint.yml
index 2331b33..bd0db1d 100644
--- a/.github/workflows/blueprint.yml
+++ b/.github/workflows/blueprint.yml
@@ -29,8 +29,8 @@ jobs:
         run: ~/.elan/bin/lake exe cache get || true
 
       - name: Build project
-         run: ~/.elan/bin/lake build Book
-            
+        run: ~/.elan/bin/lake build Book
+  
       - name: Cache mathlib docs
         uses: actions/cache@v3
         with: