diff --git a/package/libnss/libnss.hash b/package/libnss/libnss.hash
index 3dc6cb185a..803b234c83 100644
--- a/package/libnss/libnss.hash
+++ b/package/libnss/libnss.hash
@@ -1,4 +1,4 @@
-# From https://ftp.mozilla.org/pub/security/nss/releases/NSS_3_72_RTM/src/SHA256SUMS
-sha256  6ea60a9ff113e493ea2ab25f41ea75a9fbd10af7903f26f703dac8680732d02e  nss-3.72.tar.gz
+# From https://ftp.mozilla.org/pub/security/nss/releases/NSS_3_73_RTM/src/SHA256SUMS
+sha256  566d3a68da9b10d7da9ef84eb4fe182f8f04e20d85c55d1bf360bb2c0096d8e5  nss-3.73.tar.gz
 # Locally calculated
 sha256  a20c1a32d1f8102432360b42e932869f7c11c7cdbacf9cac554c422132af47f4  nss/COPYING
diff --git a/package/libnss/libnss.mk b/package/libnss/libnss.mk
index 2d880d2336..6504f30d31 100644
--- a/package/libnss/libnss.mk
+++ b/package/libnss/libnss.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBNSS_VERSION = 3.72
+LIBNSS_VERSION = 3.73
 LIBNSS_SOURCE = nss-$(LIBNSS_VERSION).tar.gz
 LIBNSS_SITE = https://ftp.mozilla.org/pub/mozilla.org/security/nss/releases/NSS_$(subst .,_,$(LIBNSS_VERSION))_RTM/src
 LIBNSS_DISTDIR = dist