diff --git a/.github/workflows/ghpages.yml b/.github/workflows/ghpages.yml
index 86888b9..d4dee2b 100644
--- a/.github/workflows/ghpages.yml
+++ b/.github/workflows/ghpages.yml
@@ -17,7 +17,7 @@ jobs:
       run: dotnet tool install --tool-path artifacts/toolset dotMorten.OmdGenerator --version 1.2.0
     - name: Generate OMD
       run: |
-        mkdir artifacts/docs/api
+        mkdir -p artifacts/docs/api
         artifacts/toolset/generateomd /source=src/NmeaParser /output=artifacts/docs/api/omd.html
     - name: Build Documentation
       uses: nikeee/docfx-action@master