diff --git a/kchmviewer.spec b/kchmviewer.spec
index f10f44c..ee55b24 100644
--- a/kchmviewer.spec
+++ b/kchmviewer.spec
@@ -1,7 +1,7 @@
 
 Name:           kchmviewer
 Version:        5.2
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        CHM viewer
 
 Group:          Applications/Publishing
@@ -57,7 +57,7 @@ chmod -x lib/kio-msits/msits.*
 %build
 # make the Qt-only version
 %_qt4_qmake
-make %{?_smp_mflags}
+make
 mv bin/%{name}{,-qt}
 make clean
 
@@ -138,6 +138,9 @@ fi
 
 
 %changelog
+* Tue Oct 12 2010 Robin Lee <cheeselee@fedoraproject.org> - 5.2-5
+- _smp_mflags will break compilation of the Qt version, remove it
+
 * Mon Oct 11 2010 Robin Lee <cheeselee@fedoraproject.org> - 5.2-4
 - Make a subpackage for the Qt-only version
 - Make a subpackage owning the common data files