diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index 4d0f2fd..93eb0a9 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -25,7 +25,7 @@ jobs:
 
       - name: Install docserver
         run: |
-          wget -q -O /usr/local/bin/builder "https://github.com/embassy-rs/docserver/releases/download/v0.4/builder"
+          wget -q -O /usr/local/bin/builder "https://github.com/embassy-rs/docserver/releases/download/v0.5/builder"
           chmod +x /usr/local/bin/builder
 
       - name: build