diff --git a/contrib/sendmail/libmilter/main.c b/contrib/sendmail/libmilter/main.c
index faff4f8363db..2da9a824a666 100644
--- a/contrib/sendmail/libmilter/main.c
+++ b/contrib/sendmail/libmilter/main.c
@@ -52,7 +52,8 @@ smfi_register(smfilter)
 	(void) sm_strlcpy(smfi->xxfi_name, smfilter.xxfi_name, len);
 
 	/* compare milter version with hard coded version */
-	if (smfi->xxfi_version != SMFI_VERSION &&
+	if ((SM_LM_VRS_MAJOR(smfi->xxfi_version) != SM_LM_VRS_MAJOR(SMFI_VERSION) ||
+	     SM_LM_VRS_MINOR(smfi->xxfi_version) != SM_LM_VRS_MINOR(SMFI_VERSION)) &&
 	    smfi->xxfi_version != 2 &&
 	    smfi->xxfi_version != 3 &&
 	    smfi->xxfi_version != 4)