diff --git a/firefox.spec b/firefox.spec
index 7e46fa8..c62a3bc 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -134,7 +134,7 @@ ExcludeArch: i686
 %if %{?system_nss}
 %global nspr_version 4.32
 %global nspr_build_version %{nspr_version}
-%global nss_version 3.95
+%global nss_version 3.97
 %global nss_build_version %{nss_version}
 %endif