diff --git a/.github/workflows/test-unit.yml b/.github/workflows/test-unit.yml
index ab2e9c3d7..33f422cf7 100644
--- a/.github/workflows/test-unit.yml
+++ b/.github/workflows/test-unit.yml
@@ -47,6 +47,7 @@ jobs:
           MYSQL_ROOT_PASSWORD: 'Database Password for Continuous Integration'
           MYSQL_DATABASE: 'app'
           MYSQL_AUTHENTICATION_PLUGIN: 'mysql_native_password'
+          MYSQL_CHARACTER_SET: 'utf8mb3'
         options: >-
           --health-cmd "mysqladmin ping"
           --health-interval 10s