diff --git a/test/end-to-end-tests/run.sh b/test/end-to-end-tests/run.sh
old mode 100755
new mode 100644
index 0498d8197d..162ce461ec
--- a/test/end-to-end-tests/run.sh
+++ b/test/end-to-end-tests/run.sh
@@ -1,6 +1,8 @@
 #!/bin/bash
 set -e
 
+BASE_DIR=$(cd $(dirname $0) && pwd)
+pushd $BASE_DIR
 has_custom_riot=$(node has_custom_riot.js $@)
 
 stop_servers() {