diff --git a/.vs/ModernKeePass/v14/.suo b/.vs/ModernKeePass/v14/.suo
index ef1772b..21d3a31 100644
Binary files a/.vs/ModernKeePass/v14/.suo and b/.vs/ModernKeePass/v14/.suo differ
diff --git a/ModernKeePassLib/Cryptography/CryptoRandom.cs b/ModernKeePassLib/Cryptography/CryptoRandom.cs
index 12fa42d..6c73078 100644
--- a/ModernKeePassLib/Cryptography/CryptoRandom.cs
+++ b/ModernKeePassLib/Cryptography/CryptoRandom.cs
@@ -17,6 +17,7 @@
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
+using System;
 using Windows.Security.Cryptography;
 //using System.Windows.Forms;
 //using System.Drawing;
@@ -77,7 +78,7 @@ namespace ModernKeePassLib.Cryptography
         public byte[] GetRandomBytes(uint uRequestedBytes)
         {
             if (uRequestedBytes == 0) return new byte[0]; // Allow zero-length array
-
+            
             byte[] pbRes;
 
             Windows.Storage.Streams.IBuffer buffer = CryptographicBuffer.GenerateRandom(uRequestedBytes);
diff --git a/ModernKeePassLib/ModernKeePassLib.csproj b/ModernKeePassLib/ModernKeePassLib.csproj
index a6116f5..4cc6775 100644
--- a/ModernKeePassLib/ModernKeePassLib.csproj
+++ b/ModernKeePassLib/ModernKeePassLib.csproj
@@ -24,7 +24,7 @@
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
     <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG;NETFX_CORE, KeePassWinRT</DefineConstants>
+    <DefineConstants>TRACE;DEBUG;NETSTANDARD1_2, KeePassWinRT</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>