diff --git a/gnu/packages/certs.scm b/gnu/packages/certs.scm
index e35e9aabab..7f5c5b793f 100644
--- a/gnu/packages/certs.scm
+++ b/gnu/packages/certs.scm
@@ -74,7 +74,7 @@
 (define-public nss-certs
   (package
     (name "nss-certs")
-    (version "3.29.2")
+    (version "3.29.3")
     (source (origin
               (method url-fetch)
               (uri (let ((version-with-underscores
@@ -85,7 +85,7 @@
                       "nss-" version ".tar.gz")))
               (sha256
                (base32
-                "149807rmzb76hnh48rw4m9jw83iw0168njzchz0hmbsgc8mk0i5w"))))
+                "1sz1r2iml9bhd4iqiqz75gii855a25895vpy9scjky0y4lqwrp9m"))))
     (build-system gnu-build-system)
     (outputs '("out"))
     (native-inputs
diff --git a/gnu/packages/gnuzilla.scm b/gnu/packages/gnuzilla.scm
index e11e831cbe..55dfda4948 100644
--- a/gnu/packages/gnuzilla.scm
+++ b/gnu/packages/gnuzilla.scm
@@ -186,7 +186,7 @@ in the Mozilla clients.")
 (define-public nss
   (package
     (name "nss")
-    (version "3.29.2")
+    (version "3.29.3")
     (source (origin
               (method url-fetch)
               (uri (let ((version-with-underscores
@@ -197,7 +197,7 @@ in the Mozilla clients.")
                       "nss-" version ".tar.gz")))
               (sha256
                (base32
-                "149807rmzb76hnh48rw4m9jw83iw0168njzchz0hmbsgc8mk0i5w"))
+                "1sz1r2iml9bhd4iqiqz75gii855a25895vpy9scjky0y4lqwrp9m"))
               ;; Create nss.pc and nss-config.
               (patches (search-patches "nss-pkgconfig.patch"))))
     (build-system gnu-build-system)