diff --git a/Rs.DeweyTester/Rs.DeweyTester.csproj b/Rs.DeweyTester/Rs.DeweyTester.csproj
index 16f3b5c..ff29879 100644
--- a/Rs.DeweyTester/Rs.DeweyTester.csproj
+++ b/Rs.DeweyTester/Rs.DeweyTester.csproj
@@ -33,6 +33,9 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup>
+    <ApplicationIcon>undown.ico</ApplicationIcon>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="halcondotnet, Version=18.11.0.1, Culture=neutral, PublicKeyToken=4973bed59ddbf2b8, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
@@ -667,6 +670,7 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
+    <Content Include="undown.ico" />
     <None Include="Resources\downCameraLook.png" />
     <None Include="Resources\sm.jpg" />
     <None Include="Resources\sm.png" />
diff --git a/Rs.DeweyTester/undown.ico b/Rs.DeweyTester/undown.ico
new file mode 100644
index 0000000..0cd31ce
Binary files /dev/null and b/Rs.DeweyTester/undown.ico differ