diff --git a/include/ircd/js/value.h b/include/ircd/js/value.h
index 7f1171936..9db130a0c 100644
--- a/include/ircd/js/value.h
+++ b/include/ircd/js/value.h
@@ -45,11 +45,11 @@ struct value
 
 	value(const char *const &);
 	explicit value(const std::string &);
-	explicit value(const nullptr_t &);
-	explicit value(const double &);
-	explicit value(const float &);
-	explicit value(const int32_t &);
-	explicit value(const bool &);
+	value(const nullptr_t &);
+	value(const double &);
+	value(const float &);
+	value(const int32_t &);
+	value(const bool &);
 
 	value(const jsid &);
 	value(JSObject &);
diff --git a/include/ircd/stdinc.h b/include/ircd/stdinc.h
index b9197de29..91ddbbe8b 100644
--- a/include/ircd/stdinc.h
+++ b/include/ircd/stdinc.h
@@ -41,6 +41,7 @@ namespace asio  {
 
 namespace ircd
 {
+	using std::nullptr_t;
 	using std::begin;
 	using std::end;
 	using std::get;