diff --git a/application/Dockerfile.prod b/application/Dockerfile.prod
index ff43718c..d2014e9f 100644
--- a/application/Dockerfile.prod
+++ b/application/Dockerfile.prod
@@ -57,6 +57,7 @@ chmod +x ./src/tira_app/endpoints/aha  # FIXME; aha is not copied to the Product
 
 # Run tests
 export TIRA_CONFIG="/tira/config/tira-application-config.yml"
+export TIRA_DEBUG=true
 make setup
 cd test
 pytest