diff --git a/tests/runtests.bat b/tests/runtests.bat
index 40554559b..4a0981ab2 100644
--- a/tests/runtests.bat
+++ b/tests/runtests.bat
@@ -11,3 +11,4 @@ SET SERVER=%BUILD%\eressea.exe
 %SERVER% ..\scripts\run-tests-e4.lua
 PAUSE
 RMDIR /s /q reports
+DEL score score.alliances