diff --git a/agents/check_mk_agent.freebsd b/agents/check_mk_agent.freebsd
index 6e2f6506070..c0faa039b92 100755
--- a/agents/check_mk_agent.freebsd
+++ b/agents/check_mk_agent.freebsd
@@ -561,6 +561,11 @@ run_purely_synchronous_sections() {
     elif [ -x /usr/sbin/ssmtp ]; then
         echo '<<<postfix_mailq>>>'
         mailq 2>&1 | sed 's/^[^:]*: \(.*\)/\1/' | tail -n 6
+    elif [ -x /usr/libexec/dma ]; then
+        # Check status of DragonFly BSD Mail Agent (dma)
+        echo '<<<postfix_mailq>>>'
+        echo -n QUEUE_deferred
+        /usr/libexec/dma -bp | grep ^ID | wc -l
     fi
 
     # Check status of qmail mailqueue