diff --git a/security/clamav/Makefile b/security/clamav/Makefile
index 91492efef46c..4c1aa445080a 100644
--- a/security/clamav/Makefile
+++ b/security/clamav/Makefile
@@ -39,7 +39,9 @@ SUB_LIST+=    CHMOD=${CHMOD} \
                LOGDIR=${_LOGDIR} \
                RUNDIR=${_RUNDIR}
 
+.if ${_CLAMAVUSER} == "clamav"
 USERS=         ${_CLAMAVUSER}
+.endif
 GROUPS=                ${_CLAMAVGROUP} mail
 
 PLIST_SUB+=    CLAMAVGROUP=${_CLAMAVGROUP} \