diff --git a/core/config.mk b/core/config.mk
index 5ad79e3..3892204 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -450,7 +450,7 @@
 ifneq ($(ANDROID_JACK_EXTRA_ARGS),)
 DEFAULT_JACK_EXTRA_ARGS := $(ANDROID_JACK_EXTRA_ARGS)
 else
-DEFAULT_JACK_EXTRA_ARGS := -D sched.runner=multi-threaded -D  sched.runner.thread.kind=fixed -D sched.runner.thread.fixed.count=4 --sanity-checks off -D jack.reporter.level.file=error=--,warning=-
+DEFAULT_JACK_EXTRA_ARGS := @$(BUILD_SYSTEM)/jack-default.args
 endif
 # Turn off jack warnings by default.
 DEFAULT_JACK_EXTRA_ARGS += --verbose error
diff --git a/core/jack-default.args b/core/jack-default.args
new file mode 100644
index 0000000..8d70a82
--- /dev/null
+++ b/core/jack-default.args
@@ -0,0 +1,5 @@
+-D sched.runner=multi-threaded
+-D sched.runner.thread.kind=fixed
+-D sched.runner.thread.fixed.count=4
+--sanity-checks off
+-D jack.reporter.level.file=error=--,warning=-
\ No newline at end of file