diff --git a/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/App.config b/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/App.config
index b836e35..00d3c89 100644
--- a/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/App.config
+++ b/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/App.config
@@ -50,6 +50,10 @@
         <assemblyIdentity name="Microsoft.Office.Interop.Graph" publicKeyToken="71e9bce111e9429c" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-15.0.0.0" newVersion="15.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="DocumentFormat.OpenXml" publicKeyToken="8fb06cb64d019a17" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-3.1.1.0" newVersion="3.1.1.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>
diff --git a/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/WOPIautomation.csproj b/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/WOPIautomation.csproj
index eedfd4a..b17d581 100644
--- a/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/WOPIautomation.csproj
+++ b/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/WOPIautomation.csproj
@@ -42,8 +42,13 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="DocumentFormat.OpenXml, Version=2.20.0.0, Culture=neutral, PublicKeyToken=8fb06cb64d019a17, processorArchitecture=MSIL">
-      <HintPath>..\packages\DocumentFormat.OpenXml.2.20.0\lib\net46\DocumentFormat.OpenXml.dll</HintPath>
+    <Reference Include="DocumentFormat.OpenXml, Version=3.1.1.0, Culture=neutral, PublicKeyToken=8fb06cb64d019a17">
+      <HintPath>..\packages\DocumentFormat.OpenXml.3.1.1\lib\net46\DocumentFormat.OpenXml.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="DocumentFormat.OpenXml.Framework, Version=3.1.1.0, Culture=neutral, PublicKeyToken=8fb06cb64d019a17">
+      <HintPath>..\packages\DocumentFormat.OpenXml.Framework.3.1.1\lib\net46\DocumentFormat.OpenXml.Framework.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Fiddler, Version=5.0.20194.41348, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
diff --git a/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/packages.config b/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/packages.config
index 1e3ccd4..6e4765c 100644
--- a/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/packages.config
+++ b/FSSHTTPWOPIInspector/Test/WOPIautomation/WOPIautomation/packages.config
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="DocumentFormat.OpenXml" version="2.20.0" targetFramework="net461" />
+  <package id="DocumentFormat.OpenXml" version="3.1.1" targetFramework="net48" />
+  <package id="DocumentFormat.OpenXml.Framework" version="3.1.1" targetFramework="net48" />
   <package id="Microsoft.IdentityModel.Abstractions" version="8.2.1" targetFramework="net48" />
   <package id="Microsoft.IdentityModel.Logging" version="6.19.0" targetFramework="net461" />
   <package id="Microsoft.IdentityModel.Tokens" version="6.19.0" targetFramework="net461" />