diff --git a/.github/workflows/github-pages.yml b/.github/workflows/github-pages.yml
index 0ca0cdc..828c0c7 100644
--- a/.github/workflows/github-pages.yml
+++ b/.github/workflows/github-pages.yml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   github-pages:
-    runs-on: ubuntu-16.04
+    runs-on: ubuntu-18.04
 
     steps:
       - uses: actions/checkout@v2