diff --git a/Fcus/Fcus-Icon-file.png b/Fcus/Fcus-Icon-file.png
new file mode 100644
index 0000000..dc39f1a
Binary files /dev/null and b/Fcus/Fcus-Icon-file.png differ
diff --git a/Fcus/Fcus.csproj b/Fcus/Fcus.csproj
index 4f04772..af6e599 100644
--- a/Fcus/Fcus.csproj
+++ b/Fcus/Fcus.csproj
@@ -95,6 +95,7 @@
     <!-- A reference to the entire .Net Framework and Windows SDK are automatically included -->
     <None Include="Fcus_StoreKey.pfx" />
     <None Include="project.json" />
+    <None Include="project.lock.json" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="App.xaml.cs">
@@ -255,6 +256,7 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
     <None Include="Package.StoreAssociation.xml" />
+    <Content Include="Fcus-Icon-file.png" />
     <Content Include="scripts\emojify.js">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
diff --git a/Fcus/Package.appxmanifest b/Fcus/Package.appxmanifest
index f457d13..1926e23 100644
--- a/Fcus/Package.appxmanifest
+++ b/Fcus/Package.appxmanifest
@@ -30,11 +30,13 @@
         <uap:Extension Category="windows.fileTypeAssociation">
           <uap:FileTypeAssociation Name="markdown">
             <uap:DisplayName>Markdown File</uap:DisplayName>
+            <uap:Logo>Fcus-Icon-file.png</uap:Logo>
             <uap:SupportedFileTypes>
               <uap:FileType>.md</uap:FileType>
               <uap:FileType>.markdown</uap:FileType>
               <uap:FileType>.mmd</uap:FileType>
               <uap:FileType>.mdown</uap:FileType>
+              <uap:FileType>.text</uap:FileType>
             </uap:SupportedFileTypes>
           </uap:FileTypeAssociation>
         </uap:Extension>