diff --git a/examples/dump_load.cc b/examples/dump_load.cc
index ec8cba7..efe3135 100644
--- a/examples/dump_load.cc
+++ b/examples/dump_load.cc
@@ -112,6 +112,7 @@ void mmap_load_parallel_flat_hash_map() {
         mp2[6771 + i] = i;
     }
     std::cout << "[debug] map capacity: " << mp2.capacity() << ", size: " << mp2.size() << std::endl;
+
     for (const auto& n : mp2)
         std::cout << "key: " << n.first << ", value: " << n.second << "\n";
 }
diff --git a/parallel_hashmap/phmap.h b/parallel_hashmap/phmap.h
index 454a209..8bdb15e 100644
--- a/parallel_hashmap/phmap.h
+++ b/parallel_hashmap/phmap.h
@@ -2329,7 +2329,7 @@ class parallel_hash_set
         KeyArg<IsTransparent<Eq>::value && IsTransparent<Hash>::value>;
 
     static_assert(N <= 12, "N = 12 means 4096 hash tables!");
-    constexpr static size_t num_tables = 1 << N;
+    constexpr static size_t num_tables = 1 N;
     constexpr static size_t mask = num_tables - 1;
 
 public:
@@ -3162,7 +3162,6 @@ public:
 
     template<typename InputArchive>
     bool mmap_load(InputArchive& ar);
-
 private:
     template <class Container, typename Enabler>
     friend struct phmap::container_internal::hashtable_debug_internal::HashtableDebugAccess;
diff --git a/tests/dump_load_test.cc b/tests/dump_load_test.cc
index da15435..d3f9b5f 100644
--- a/tests/dump_load_test.cc
+++ b/tests/dump_load_test.cc
@@ -72,7 +72,6 @@ TEST(DumpLoad, ParallelFlatHashMap_uint64_uint32) {
     BinaryInputArchive ar_in("./dump.data");
 
     EXPECT_TRUE(mp2.load(ar_in));
-
     EXPECT_EQ(6, mp2.size());
     EXPECT_EQ(99, mp2[100]);
     EXPECT_EQ(299, mp2[300]);
@@ -133,7 +132,6 @@ TEST(MmapDumpLoad, ParallelFlatHashMap_uint64_uint32) {
     MmapInputArchive ar_in("./dump.data");
 
     EXPECT_TRUE(mp2.mmap_load(ar_in));
-
     EXPECT_EQ(6, mp2.size());
     EXPECT_EQ(99, mp2[100]);
     EXPECT_EQ(299, mp2[300]);