diff --git a/qdp_project/src/Benchmark.cpp b/qdp_project/src/Benchmark.cpp
index ea9bfea..32cda5f 100644
--- a/qdp_project/src/Benchmark.cpp
+++ b/qdp_project/src/Benchmark.cpp
@@ -157,6 +157,9 @@ void aggr_j(size_t gid, size_t tid) {
             if (data_ptr == nullptr) {
                 data_ptr = chunk_ptr;
             }
+	    else if (data_ptr == chunk_ptr) {
+		// prevent counting weak-accesses
+	    }
             else {
                 CACHE_HITS_[UniqueIndex(gid,tid)]++;
             }
diff --git a/qdp_project/src/Configuration.hpp b/qdp_project/src/Configuration.hpp
index c3f2af9..141c691 100644
--- a/qdp_project/src/Configuration.hpp
+++ b/qdp_project/src/Configuration.hpp
@@ -1,15 +1,15 @@
 #pragma once
 
-constexpr size_t WL_SIZE_B = 4_GiB;
+constexpr size_t WL_SIZE_B = 1_GiB;
 constexpr uint32_t WARMUP_ITERATION_COUNT = 5;
 constexpr uint32_t ITERATION_COUNT = 5;
 
 #ifdef MODE_SIMPLE_PREFETCH
 constexpr uint32_t GROUP_COUNT = 8;
 constexpr size_t CHUNK_SIZE_B = 64_MiB;
-constexpr uint32_t TC_SCANA = 2;
-constexpr uint32_t TC_SCANB = 2;
-constexpr uint32_t TC_AGGRJ = 1;
+constexpr uint32_t TC_SCANA = 1;
+constexpr uint32_t TC_SCANB = 1;
+constexpr uint32_t TC_AGGRJ = 2;
 constexpr bool PERFORM_CACHING = true;
 constexpr bool STORE_B_IN_HBM = false;
 constexpr char MODE_STRING[] = "simple-prefetch";