diff --git a/include/crow/app.h b/include/crow/app.h
index 76700f8e6..065e45892 100644
--- a/include/crow/app.h
+++ b/include/crow/app.h
@@ -232,7 +232,10 @@ namespace crow
                   res.end();
                 });
 
-                if (!router_.blueprints().empty()){
+#if defined(__APPLE__) || defined(__MACH__)
+                if (!router_.blueprints().empty())
+#endif
+                {
                     for (Blueprint* bp : router_.blueprints())
                     {
                         if (!bp->static_dir().empty())
diff --git a/include/crow/json.h b/include/crow/json.h
index 0a50ae9f8..de4ec99cb 100644
--- a/include/crow/json.h
+++ b/include/crow/json.h
@@ -1555,7 +1555,11 @@ namespace crow
                     t_ = type::Object;
                     o = std::unique_ptr<object>(new object(initializer_list));
                 } else {
+#if defined(__APPLE__) || defined(__MACH__)
                     o = std::unique_ptr<object>(new object(initializer_list));
+#else
+                    (*o) = initializer_list;
+#endif
                 }
                 return *this;
             }
@@ -1567,7 +1571,11 @@ namespace crow
                     t_ = type::Object;
                     o = std::unique_ptr<object>(new object(value));
                 } else {
+#if defined(__APPLE__) || defined(__MACH__)
                     o = std::unique_ptr<object>(new object(value));
+#else
+                    (*o) = value;
+#endif
                 }
                 return *this;
             }