diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 81d0f2e6f..831406539 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
         include:
           - pair: # Test very old Elixir and Erlang
               elixir: "1.14"
-              otp: "23"
+              otp: "25"
           - pair: # Test Erlang without -doc attribute support
               elixir: "1.16"
               otp: "26"