diff --git a/docker/postfix/etc/service/opendkim/run b/docker/postfix/etc/service/opendkim/run
index 5a793b99a11e436418888c5c8dd1bda8344a55ba..95693895cb6a6c7042bcd283161e1d96c867eecd 100755
--- a/docker/postfix/etc/service/opendkim/run
+++ b/docker/postfix/etc/service/opendkim/run
@@ -18,6 +18,8 @@ mkdir -p /etc/opendkim
 
 # Add docker trusted hosts
 echo "sympa" >> /etc/opendkim/TrustedHosts
+echo "localhost" >> /etc/opendkim/TrustedHosts
+echo "127.0.0.1" >> /etc/opendkim/TrustedHosts
 # Give some time to sympa to be up and running
 sleep 10
 dig +short sympa >> /etc/opendkim/TrustedHosts