diff --git a/main.cpp b/main.cpp
index 43cfb7c..832c657 100644
--- a/main.cpp
+++ b/main.cpp
@@ -34,7 +34,8 @@
 #include "OMP3Stream.h"
 #endif
 
-unsigned int ARRAY_SIZE = 52428800;
+// Default size of 2^26
+unsigned int ARRAY_SIZE = 67108864;
 unsigned int num_times = 100;
 unsigned int deviceIndex = 0;
 bool use_float = false;