diff --git a/plugins/other/dovecot b/plugins/other/dovecot
index 1ce5108c..7b5b9eb7 100755
--- a/plugins/other/dovecot
+++ b/plugins/other/dovecot
@@ -28,7 +28,7 @@
 ######################
 # Configuration
 ######################
-STAT_FILE=/var/lib/munin/plugin-state/plugin-dovecot.state
+STAT_FILE=${STAT_FILE:-/var/lib/munin/plugin-state/plugin-dovecot.state}
 EXPR_BIN=/usr/bin/expr
 LOGFILE=${logfile:-/var/log/mail.log}
 ######################