diff --git a/core/dex_preopt_libart.mk b/core/dex_preopt_libart.mk
index ffb888c..dee2758 100644
--- a/core/dex_preopt_libart.mk
+++ b/core/dex_preopt_libart.mk
@@ -122,6 +122,7 @@
 	--runtime-arg -Xnorelocate --compile-pic \
 	--no-generate-debug-info --generate-build-id \
 	--abort-on-hard-verifier-error \
+	--force-determinism \
 	--no-inline-from=core-oj.jar \
 	$(PRIVATE_DEX_PREOPT_FLAGS) \
 	$(PRIVATE_ART_FILE_PREOPT_FLAGS) \