diff --git a/.github/workflows/build_site.yml b/.github/workflows/build_site.yml
index 0bb878c6..82a34ccd 100644
--- a/.github/workflows/build_site.yml
+++ b/.github/workflows/build_site.yml
@@ -87,7 +87,9 @@ jobs:
           fi
 
       - name: "Build the site"
-        run: bundle exec jekyll build --drafts
+        run: |
+          rm -rf _site/c
+          bundle exec jekyll build --drafts
 
       - name: "Run linting"
         run: bundle exec ruby scripts/linter.rb
@@ -138,7 +140,7 @@ jobs:
             --exclude="" --include="" --filter="" \
             "_site/" \
             "alexwlchan@alexwlchan.net:repos/alexwlchan.net/_site/"
-            
+
           # Clean up the SSH key
           rm id_rsa