diff --git a/.github/workflows/elixir.yml b/.github/workflows/elixir.yml
index 47a2dbf9..0f1934ec 100644
--- a/.github/workflows/elixir.yml
+++ b/.github/workflows/elixir.yml
@@ -30,7 +30,6 @@ jobs:
           --health-timeout 5s
           --health-retries 5
     env:
-      ImageOS: ubuntu20
       MIX_ENV: test
       DATABASE_URL: postgresql://claper:claper@localhost:5432/claper
       SECRET_KEY_BASE: QMQE4ypfy0IC1LZI/fygZNvXHPjLslnr49EE7ftcL1wgAC0MwMLdKCVJyrvXPu8z
diff --git a/.tool-versions b/.tool-versions
index ff524062..45841069 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,2 +1,2 @@
 erlang 26.1.2
-elixir 1.15.7-otp-26
+elixir 1.16.2-otp-26