diff --git a/package_versions.txt b/package_versions.txt
index 2f34e2b..5310cd2 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -148,7 +148,7 @@ nettle-3.7.2-r0
 nghttp2-libs-1.42.0-r1
 nodejs-14.16.1-r1
 nspr-4.29-r0
-nss-3.63-r1
+nss-3.66-r0
 openbox-3.6.1-r2
 openbox-libs-3.6.1-r2
 openssh-client-8.4_p1-r3