diff --git a/.gitea/workflows/test.yaml b/.gitea/workflows/test.yaml
index b84cf03..129fc24 100644
--- a/.gitea/workflows/test.yaml
+++ b/.gitea/workflows/test.yaml
@@ -46,6 +46,7 @@ jobs:
           DB_USER: postgres
           DB_NAME: persistence
           DB_PASSWORD: postgres
+          LANG: ru_RU.UTF-8
 
         run: |
           dotnet test DD.Persistence.IntegrationTests
\ No newline at end of file