diff --git a/nss.spec b/nss.spec
index 753ee39..2e5d563 100644
--- a/nss.spec
+++ b/nss.spec
@@ -6,7 +6,7 @@
 Summary:          Network Security Services
 Name:             nss
 Version:          3.12.9
-Release:          11%{?dist}
+Release:          12%{?dist}
 License:          MPLv1.1 or GPLv2+ or LGPLv2+
 URL:              http://www.mozilla.org/projects/security/pki/nss/
 Group:            System Environment/Libraries
@@ -104,6 +104,7 @@ Summary:          Development libraries for PKCS #11 (Cryptoki) using NSS
 Group:            Development/Libraries
 Provides:         nss-pkcs11-devel-static = %{version}-%{release}
 Requires:         nss-devel = %{version}-%{release}
+Requires:         nss-softokn-freebl-devel = %{nss_softokn_version}
 
 %description pkcs11-devel
 Library files for developing PKCS #11 modules using basic NSS 
@@ -513,7 +514,11 @@ rm -rf $RPM_BUILD_ROOT/%{_includedir}/nss3/nsslowhash.h
 %{_libdir}/libnssb.a
 %{_libdir}/libnssckfw.a
 
+
 %changelog
+* Fri Feb 18 2011 Elio Maldonado <emaldona@redhat.com> - 3.12.9-12
+- Add a missing requires for pkcs11-devel (#675196)
+
 * Tue Feb 15 2011 Elio Maldonado <emaldona@redhat.com> - 3.12.9-11
 - Run the test suites in the check section (#677809)