diff --git a/src/misc.h b/src/misc.h
index 24d41d1a..424a73b2 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -47,7 +47,7 @@ struct Log : public std::ofstream {
 struct Time {
   void restart() { system_time(&t); }
   int64_t msec() const { return time_to_msec(t); }
-  int elapsed() const { return int(current_time().msec() - time_to_msec(t)); }
+  int elapsed() const { return int(current_time().msec() - msec()); }
 
   static Time current_time() { Time t; t.restart(); return t; }
 
@@ -58,7 +58,7 @@ private:
 
 template<class Entry, int Size>
 struct HashTable {
-  HashTable() : e(Size, Entry()) { memset(&e[0], 0, sizeof(Entry) * Size); }
+  HashTable() : e(Size, Entry()) {}
   Entry* operator[](Key k) { return &e[(uint32_t)k & (Size - 1)]; }
 
 private: