diff --git a/include/cyclone/types.h b/include/cyclone/types.h
index a4e09788..d7c4ff39 100644
--- a/include/cyclone/types.h
+++ b/include/cyclone/types.h
@@ -29,7 +29,7 @@
 #define STACK_SIZE 500000
 
 // Size of a "page" on the heap (the second generation), in bytes.
-#define HEAP_SIZE (10 * 1024 * 1024)
+#define HEAP_SIZE (32 * 1024 * 1024)
 
 /////////////////////////////
 // Major GC tuning parameters