diff --git a/QRCoder.Unity/QRCoder.Unity.NET40.csproj b/QRCoder.Unity/QRCoder.Unity.NET40.csproj
index 7c9b083..a0b4271 100644
--- a/QRCoder.Unity/QRCoder.Unity.NET40.csproj
+++ b/QRCoder.Unity/QRCoder.Unity.NET40.csproj
@@ -8,7 +8,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QRCoder.Unity</RootNamespace>
     <AssemblyName>QRCoder.Unity</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile>
     </TargetFrameworkProfile>
@@ -35,8 +35,8 @@
   <ItemGroup>
     <Reference Include="PresentationCore" />
     <Reference Include="PresentationFramework" />
-    <Reference Include="QRCoder, Version=1.3.8.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\QRCoder.1.3.7\lib\net40\QRCoder.dll</HintPath>
+    <Reference Include="QRCoder, Version=1.4.3.0, Culture=neutral, PublicKeyToken=c4ed5b9ae8358a28, processorArchitecture=MSIL">
+      <HintPath>..\packages\QRCoder.1.4.3\lib\net40\QRCoder.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
@@ -45,8 +45,11 @@
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
+    <Reference Include="UnityEditor, Version=0.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Unity3D.SDK.2021.1.14.1\lib\UnityEditor.dll</HintPath>
+    </Reference>
     <Reference Include="UnityEngine, Version=0.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Unity3D.UnityEngine.2018.3.5.1\lib\UnityEngine.dll</HintPath>
+      <HintPath>..\packages\Unity3D.SDK.2021.1.14.1\lib\UnityEngine.dll</HintPath>
     </Reference>
     <Reference Include="WindowsBase" />
   </ItemGroup>
diff --git a/QRCoder.Unity/QRCoder.Unity.csproj b/QRCoder.Unity/QRCoder.Unity.csproj
index c08711d..032bc0c 100644
--- a/QRCoder.Unity/QRCoder.Unity.csproj
+++ b/QRCoder.Unity/QRCoder.Unity.csproj
@@ -34,7 +34,7 @@
   <ItemGroup>
     <Reference Include="PresentationCore" />
     <Reference Include="PresentationFramework" />
-    <Reference Include="QRCoder, Version=1.3.8.0, Culture=neutral, processorArchitecture=MSIL">
+    <Reference Include="QRCoder">
       <HintPath>..\packages\QRCoder.1.3.7\lib\net35\QRCoder.dll</HintPath>
     </Reference>
     <Reference Include="System" />
@@ -44,8 +44,11 @@
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
+    <Reference Include="UnityEditor, Version=0.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Unity3D.SDK.2021.1.14.1\lib\UnityEditor.dll</HintPath>
+    </Reference>
     <Reference Include="UnityEngine, Version=0.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Unity3D.UnityEngine.2018.3.5.1\lib\UnityEngine.dll</HintPath>
+      <HintPath>..\packages\Unity3D.SDK.2021.1.14.1\lib\UnityEngine.dll</HintPath>
     </Reference>
     <Reference Include="WindowsBase" />
   </ItemGroup>
diff --git a/QRCoder.Unity/packages.config b/QRCoder.Unity/packages.config
index 47a38eb..34fad60 100644
--- a/QRCoder.Unity/packages.config
+++ b/QRCoder.Unity/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="QRCoder" version="1.3.7" targetFramework="net45" />
-  <package id="Unity3D.UnityEngine" version="2018.3.5.1" targetFramework="net45" />
+  <package id="QRCoder" version="1.4.3" targetFramework="net471" />
+  <package id="Unity3D.SDK" version="2021.1.14.1" targetFramework="net35-client" />
 </packages>
\ No newline at end of file