diff --git a/components/omega/create_scripts.py b/components/omega/create_scripts.py
index b4d29871d2d1..bf34f6293948 100644
--- a/components/omega/create_scripts.py
+++ b/components/omega/create_scripts.py
@@ -357,7 +357,8 @@ def generate_scripts(self, outvar):
             f.write("#!/usr/bin/env bash\n\n")
 
             f.write("source ./omega_env.sh\n")
-            f.write("make\n")
+            nthreads_build = self.get_value("GMAKE_J")
+            f.write(f"make -j{nthreads_build}\n")
 
         with open(omega_run, "w") as f:
             f.write("#!/usr/bin/env bash\n\n")