diff --git a/libXi.spec b/libXi.spec
index 3ff4650..6411831 100644
--- a/libXi.spec
+++ b/libXi.spec
@@ -41,7 +41,7 @@ X.Org X11 libXi development package
 %if ! %{with_static}
 	--disable-static
 %endif
-make %{_smp_mflags}
+make %{?_smp_mflags}
 
 %install
 rm -rf $RPM_BUILD_ROOT