does this really work

src/UriBuilder.Fluent.UnitTests/project.json

@@ -9,7 +9,8 @@
   },
 
   "frameworks": {
-    "net462": {},
+    "net462": {
+    },
     "netcoreapp1.0": {
       "dependencies": {
         "Microsoft.NETCore.App": {

src/UriBuilder.Fluent/TerribleDevUriExtensions.cs

@@ -78,7 +78,7 @@ namespace System
             return bld;
         }
 
-#if netstandard15
+#if (netstandard15)
 
         public static UriBuilder WithSerializedObject(this UriBuilder bld, object serialize)
         {

src/UriBuilder.Fluent/project.json

@@ -16,9 +16,6 @@
       "extension"
     ]
   },
-  "dependencies": {
-    "NETStandard.Library": "1.6.0"
-  },
   "authors": [
     "Tommy Parnell"
   ],
@@ -26,12 +23,26 @@
     "netstandard1.3": {
       "buildOptions": {
         "define": [ "netstandard13" ]
-      }
+      },
+       "dependencies": {
+           "NETStandard.Library": "1.6.0"
+        }
     },
     "netstandard1.5": {
+       "dependencies": {
+           "NETStandard.Library": "1.6.0"
+        },
       "buildOptions": {
         "define": [ "netstandard15" ]
       }
+    },
+    "net45":{
+    "buildOptions": {
+        "define": [ "netstandard15" ]
+      },
+      "frameworkAssemblies": {
+          "System.Runtime":"4.0.0"
+      }
     }
   }
 }