diff --git a/.jrubyrc b/.jrubyrc
index c4f93701522..39aa437d81f 100644
--- a/.jrubyrc
+++ b/.jrubyrc
@@ -1,6 +1,3 @@
 backtrace.mask=true
-compile.invokedynamic=true
-objectspace.enabled=true
 backtrace.color=true
-compat.version=2.2
 backtrace.style=mri