diff --git a/src/compiler/CompilerUtility.h b/src/compiler/CompilerUtility.h
index c0dcaf7..0a7d079 100644
--- a/src/compiler/CompilerUtility.h
+++ b/src/compiler/CompilerUtility.h
@@ -19,8 +19,8 @@
 
 #include "Dalvik.h"
 
-/* Each arena page has some overhead, so take a few bytes off 8k */
-#define ARENA_DEFAULT_SIZE 8100
+/* Each arena page has some overhead, so take a few bytes off */
+#define ARENA_DEFAULT_SIZE ((256 * 1024) - 256)
 
 /* Allocate the initial memory block for arena-based allocation */
 bool oatHeapInit(void);