diff --git a/hls_2018/router_02_boardstr/router.hpp b/hls_2018/router_02_boardstr/router.hpp
index 36d05c5b1782c2746899a45931a76b27cb65e951..98c7e728eaef61ea99dcd9c9c5ce946709ba20a6 100755
--- a/hls_2018/router_02_boardstr/router.hpp
+++ b/hls_2018/router_02_boardstr/router.hpp
@@ -46,8 +46,8 @@ using namespace std;
 #define MAX_WEIGHT      255      // Max weight
 #define BOARDSTR_SIZE 41472      // Size of I/O
 
-#define PP 4          // Parameter for Parallel shifting in queue push
-#define LOG_PP 2      // LOG_PP is log2(PP)
+#define PP 32         // Parameter for Parallel shifting in queue push
+#define LOG_PP 5      // LOG_PP is log2(PP)
 
 #ifdef USE_RANDOM_NUM
 // For random num generation