diff --git a/internal/rosa/cmake.go b/internal/rosa/cmake.go
index dbc4357..73e756f 100644
--- a/internal/rosa/cmake.go
+++ b/internal/rosa/cmake.go
@@ -180,8 +180,10 @@ func (attr *CMakeHelper) script(name string) string {
 	}
 
 	generate := "Ninja"
+	jobs := ""
 	if attr.Make {
 		generate = "'Unix Makefiles'"
+		jobs += ` "--parallel=$(nproc)"`
 	}
 
 	return `
@@ -198,7 +200,7 @@ cmake -G ` + generate + ` \
 	}), " \\\n\t") + ` \
 	-DCMAKE_INSTALL_PREFIX=/work/system \
 	'/usr/src/` + name + `/` + path.Join(attr.Append...) + `'
-cmake --build .
+cmake --build .` + jobs + `
 cmake --install .
 ` + attr.Script
 }