diff --git a/docker/run.sh b/docker/run.sh
index 36ade9e..aca013b 100644
--- a/docker/run.sh
+++ b/docker/run.sh
@@ -1,7 +1,7 @@
 #/bin/sh
 
 # Print version to logs for debugging purposes
-/app/fail2ban-prometheus-exporter -version
+/app/fail2ban-prometheus-exporter --version
 
 socket_path=/var/run/fail2ban/fail2ban.sock
 textfile_dir=/app/textfile/