diff --git a/init_scripts/10_delete_old_logs.sh b/init_scripts/10_delete_old_logs.sh
new file mode 100755
index 0000000000..1b606dbf92
--- /dev/null
+++ b/init_scripts/10_delete_old_logs.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+set -e
+
+# Up to version 2.5.0 the logs of the contacts service were written into a
+#  file that was not picked up by logrotate.
+# The service is stable and we can safely discard any logs.
+rm -vf /var/log/sharelatex/contacts