diff --git a/security/uvscan-dat/Makefile b/security/uvscan-dat/Makefile
index 09c83e86f5c7..688a1b158922 100644
--- a/security/uvscan-dat/Makefile
+++ b/security/uvscan-dat/Makefile
@@ -6,7 +6,7 @@
 #
 
 PORTNAME=	uvscan_dat
-PORTVERSION=	4176
+PORTVERSION=	4177
 CATEGORIES=	security
 MASTER_SITES=	http://download.nai.com/products/datfiles/4.x/nai/
 DISTNAME=	dat-${PORTVERSION}
diff --git a/security/uvscan-dat/distinfo b/security/uvscan-dat/distinfo
index 04e3689ceab4..853d7ab310c7 100644
--- a/security/uvscan-dat/distinfo
+++ b/security/uvscan-dat/distinfo
@@ -1 +1 @@
-MD5 (dat-4176.tar) = c993f3dbe647d5b608753713038ae29d
+MD5 (dat-4177.tar) = eadfc11360bc2aa1f10540be0ba959ff