diff --git a/light-locker.spec b/light-locker.spec
index e63f219..a96b72c 100644
--- a/light-locker.spec
+++ b/light-locker.spec
@@ -1,6 +1,6 @@
 Name:           light-locker
 Version:        1.6.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        A simple session-locker for lightdm 
 
 # unclear license: https://github.com/the-cavalry/light-locker/issues/33
@@ -43,7 +43,8 @@ cp -p %{SOURCE1} src
 
 %build
 # FIXME build also gtk2? ( --with-gtk2 )
-%configure --disable-silent-rules --with-gtk3 
+# enforce lock on suspend as RedHat Security Response Team requests (see rhbz#614608 and 632978)
+%configure --enable-lock-on-suspend=on --disable-silent-rules --with-gtk3 
 make %{?_smp_mflags} V=1
 
 %install
@@ -75,6 +76,9 @@ fi
 
 
 %changelog
+* Sun Jul 05 2015 Raphael Groner <projects.rg@smart.ms> - 1.6.0-4
+- enforce lock on suspend
+
 * Sun Jul 05 2015 Raphael Groner <projects.rg@smart.ms> - 1.6.0-3
 - fix NotShowIn desktop file entry