diff --git a/python/servo/build_commands.py b/python/servo/build_commands.py
index 2749ca7055b..232b44ef838 100644
--- a/python/servo/build_commands.py
+++ b/python/servo/build_commands.py
@@ -768,6 +768,7 @@ def package_gstreamer_dlls(env, servo_exe_dir, target, uwp):
         "gstreamer-1.0-0.dll",
         "gstriff-1.0-0.dll",
         "gstrtp-1.0-0.dll",
+        "gstrtsp-1.0-0.dll",
         "gstsdp-1.0-0.dll",
         "gsttag-1.0-0.dll",
         "gstvideo-1.0-0.dll",
diff --git a/support/hololens/ServoApp/ServoApp.vcxproj b/support/hololens/ServoApp/ServoApp.vcxproj
index 94c956d6c2d..fab0df1ad0e 100644
--- a/support/hololens/ServoApp/ServoApp.vcxproj
+++ b/support/hololens/ServoApp/ServoApp.vcxproj
@@ -285,7 +285,7 @@
       <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">true</DeploymentContent>
     </None>
     <None Include="..\..\..\target\aarch64-pc-windows-msvc\debug\gstsdp-1.0-0.dll">
-      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'">true</DeploymentContent>
+      <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">true</DeploymentContent>
     </None>
     <None Include="..\..\..\target\aarch64-pc-windows-msvc\debug\gsttag-1.0-0.dll">
       <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">true</DeploymentContent>
@@ -1155,4 +1155,4 @@
     <Error Condition="!Exists('..\packages\Microsoft.Windows.CppWinRT.2.0.190620.2\build\native\Microsoft.Windows.CppWinRT.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.Windows.CppWinRT.2.0.190620.2\build\native\Microsoft.Windows.CppWinRT.targets'))" />
     <Error Condition="!Exists('..\packages\ANGLE.WindowsStore.Servo.2.1.13\build\native\ANGLE.WindowsStore.Servo.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\ANGLE.WindowsStore.Servo.2.1.13\build\native\ANGLE.WindowsStore.Servo.targets'))" />
   </Target>
-</Project>
\ No newline at end of file
+</Project>