diff --git a/java/dexpreopt_bootjars.go b/java/dexpreopt_bootjars.go
index 655a476..489cbf2 100644
--- a/java/dexpreopt_bootjars.go
+++ b/java/dexpreopt_bootjars.go
@@ -376,6 +376,7 @@
 		FlagWithArg("--instruction-set-features=", global.InstructionSetFeatures[arch]).
 		FlagWithArg("--android-root=", global.EmptyDirectory).
 		FlagWithArg("--no-inline-from=", "core-oj.jar").
+		Flag("--force-determinism").
 		Flag("--abort-on-hard-verifier-error")
 
 	if global.BootFlags != "" {