diff --git a/examples/insert_bench.cc b/examples/insert_bench.cc
index 8881a3a..af75b35 100644
--- a/examples/insert_bench.cc
+++ b/examples/insert_bench.cc
@@ -70,7 +70,7 @@ public:
     }
 
     std::array<uint64_t, 4> state() const {
-        return {m_a, m_b, m_c, m_counter};
+        return {{m_a, m_b, m_c, m_counter}};
     }
 
     void state(std::array<uint64_t, 4> const& s) {
diff --git a/examples/matt.cc b/examples/matt.cc
index 205e167..51afcce 100644
--- a/examples/matt.cc
+++ b/examples/matt.cc
@@ -63,7 +63,7 @@ using Perturb = std::function<void (std::vector<uint64_t> &)>;
 // --------------------------------------------------------------------------
 // --------------------------------------------------------------------------
 template<class Set, size_t N>
-void test(const char *name, Perturb perturb1, Perturb perturb2)
+void test(const char *name, Perturb perturb1, Perturb /* perturb2 */)
 {
     //phmap::btree_set<uint64_t> s;
     Set s;