diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2e897bc..36041ec 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -15,7 +15,7 @@ jobs:
 
     strategy:
       matrix:
-        otp_version: [19.3.6, 20.3.8.26, 21.3.8.16, 22.3.4.2, 23.0.2]
+        otp_version: ['19.3.6', '20.3.8.26', '21.3.8.16', '22.3.4.2', '23.0.2', '24.0']
         os: [ubuntu-18.04]
 
     steps: