diff --git a/.github/workflows/github_ci.yml b/.github/workflows/github_ci.yml
index 23e8224..5610f33 100644
--- a/.github/workflows/github_ci.yml
+++ b/.github/workflows/github_ci.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         version:
-          - '1.5'
+          - '1.6'
         os:
           - ubuntu-latest
           - macOS-latest
@@ -46,7 +46,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@v1
         with:
-          version: '1.5'
+          version: '1.6'
       - run: |
           julia --project=docs -e '
             using Pkg