diff --git a/zmap.spec b/zmap.spec
index e92fa18..c83a7a7 100644
--- a/zmap.spec
+++ b/zmap.spec
@@ -37,7 +37,7 @@ scanning.
 
 %build
 %cmake -DWITH_JSON=ON -DWITH_REDIS=ON
-%make_build
+make %{?_smp_mflags}
 
 chmod 644 -v examples/udp-probes/*
 find ./examples/ -type f -exec sed -i 's/\r$//' {} ";"