diff --git a/tensilelite/Tensile/Toolchain/Source.py b/tensilelite/Tensile/Toolchain/Source.py
index c9862e6c..dfa5ba40 100644
--- a/tensilelite/Tensile/Toolchain/Source.py
+++ b/tensilelite/Tensile/Toolchain/Source.py
@@ -102,6 +102,7 @@ def buildSourceCodeObjectFiles(
     coPaths= []
 
     objPath = str(tmpObjDir / objFilename)
+    compiler.default_args += ["-parallel-jobs=8"]
     compiler(str(includeDir), cmdlineArchs, str(kernelPath), objPath)
 
     for target in bundler.targets(objPath):