diff --git a/gauche.spec b/gauche.spec
index 521d3db..b045129 100644
--- a/gauche.spec
+++ b/gauche.spec
@@ -1,6 +1,6 @@
 Name:		gauche
 Version:	0.8.7
-Release:	3%{?dist}
+Release:	4%{?dist}
 Summary:	Scheme script interpreter with multibyte character handling
 
 Group:		Development/Languages
@@ -40,9 +40,9 @@ Development files for Gauche.
 %configure --with-rpath=no --enable-threads=pthreads --enable-multibyte=utf-8
 perl -pi -e "s|POSTINSTALL = TARGETLIB=|POSTINSTALL = TARGETLIB=$RPM_BUILD_ROOT/|" src/Makefile
 %ifarch i386 i586 i686
-LD_LIBRARY_PATH=`pwd`/src make %{?_smp_mflags} OPTFLAGS="-fomit-frame-pointer"
+LD_LIBRARY_PATH=`pwd`/src make OPTFLAGS="-fomit-frame-pointer"
 %else
-LD_LIBRARY_PATH=`pwd`/src make %{?_smp_mflags}
+LD_LIBRARY_PATH=`pwd`/src make
 %endif