diff --git a/security/nss/Makefile b/security/nss/Makefile
index 0cd91a381ffb..6fe9c8a22085 100644
--- a/security/nss/Makefile
+++ b/security/nss/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	nss
-PORTVERSION=	3.98
+PORTVERSION=	3.99
 CATEGORIES=	security
 MASTER_SITES=	MOZILLA/security/${PORTNAME}/releases/${DISTNAME:tu:C/[-.]/_/g}_RTM/src
 
diff --git a/security/nss/distinfo b/security/nss/distinfo
index 75191dfe8abc..3000c9184744 100644
--- a/security/nss/distinfo
+++ b/security/nss/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1710101079
-SHA256 (nss-3.98.tar.gz) = f549cc33d35c0601674bfacf7c6ad683c187595eb4125b423238d3e9aa4209ce
-SIZE (nss-3.98.tar.gz) = 76685475
+TIMESTAMP = 1711647825
+SHA256 (nss-3.99.tar.gz) = 5cd5c2c8406a376686e6fa4b9c2de38aa280bea07bf927c0d521ba07c88b09bd
+SIZE (nss-3.99.tar.gz) = 76753982