diff --git a/resources/tests.wesnoth.org/autotester/run_unit_tests.sh b/resources/tests.wesnoth.org/autotester/run_unit_tests.sh
index 832a36a6035..df147e62c4a 100755
--- a/resources/tests.wesnoth.org/autotester/run_unit_tests.sh
+++ b/resources/tests.wesnoth.org/autotester/run_unit_tests.sh
@@ -16,7 +16,7 @@ FULL_PATH=`dirname $(readlink -f $0)`
 #source $FULL_PATH/path_settup.sh
 
 export SSH_AUTH_SOCK=`find /tmp/keyring* -name ssh`
-export DISPLAY=:2.0
+export DISPLAY=:0.0
 
 WEBDIR=$FULL_PATH/../htdocs