diff --git a/Modules.Messaging/MailLicense.xml b/Modules.Messaging/MailLicense.xml
deleted file mode 100644
index 05105264..00000000
--- a/Modules.Messaging/MailLicense.xml
+++ /dev/null
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<License>
-  <Id>4dc5ef40-f1a9-468b-994c-b7ed600ad878</Id>
-  <ProductName>Mail.dll</ProductName>
-  <SubscriptionUntil>2022-07-29</SubscriptionUntil>
-  <RegisteredTo>Digital Data GmbH</RegisteredTo>
-  <LicenseType>single developer</LicenseType>
-  <BuyerName>Digital Data GmbH</BuyerName>
-  <Signature xmlns="http://www.w3.org/2000/09/xmldsig#">
-    <SignedInfo>
-      <CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315" />
-      <SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1" />
-      <Reference URI="">
-        <Transforms>
-          <Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature" />
-        </Transforms>
-        <DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" />
-        <DigestValue>75MRtl4ipYelIZYlpT8O7QDX9Zc=</DigestValue>
-      </Reference>
-    </SignedInfo>
-    <SignatureValue>Raxfkz6DfQVs/sMvH+F2nH0eHXD8FoUFSdP3t7AgBUdpABJQx86srlyuMSEhXPlc1THCqPouEVob4RsWnd9OXvTiPPSOUSK9zuNG6uz93KLAhpSD5PraAgBCF4jwZArlAp7aCNfZpHqQ3w6TRHS+CfravUU0AHHG3MZ1ZcRkGuo=</SignatureValue>
-  </Signature>
-</License>
\ No newline at end of file
diff --git a/Modules.Messaging/Messaging.vbproj b/Modules.Messaging/Messaging.vbproj
index d957220e..b7c5547f 100644
--- a/Modules.Messaging/Messaging.vbproj
+++ b/Modules.Messaging/Messaging.vbproj
@@ -136,10 +136,5 @@
       <Name>Logging</Name>
     </ProjectReference>
   </ItemGroup>
-  <ItemGroup>
-    <Content Include="MailLicense.xml">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </Content>
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" />
 </Project>
\ No newline at end of file