- parallel build doesn't quite work

diff --git a/R.spec b/R.spec
index 0057733624c14693fc606de575d1eaf76f8aea91..05653b8dd7f1215acbd37438b3895398e92013ac 100644 (file)
--- a/R.spec
+++ b/R.spec
@@ -115,7 +115,7 @@ cd build
        --with%{!?with_tcl:out}-tcltk \
        --with-x
 
-%{__make}
+%{__make} -j1
 
 %if %{with tests}
 %{__make} check