diff --git a/aegisub/build/PortableInstaller/PortableInstaller.vcxproj b/aegisub/build/PortableInstaller/PortableInstaller.vcxproj
index 714dc2300..bb7f06de7 100644
--- a/aegisub/build/PortableInstaller/PortableInstaller.vcxproj
+++ b/aegisub/build/PortableInstaller/PortableInstaller.vcxproj
@@ -154,9 +154,6 @@
     <RarContents Include="$(AegisubSourceBase)bin\DirectShowSource.dll" Condition="'$(AegisubUseAvisynth)' == 'true'" />
     <RarContents Include="$(AegisubSourceBase)bin\aegisub$(AegisubPlatformSuffix).exe" />
     <RarContents Include="$(AegisubSourceBase)bin\avisynth.dll" Condition="'$(AegisubUseAvisynth)' == 'true'" />
-    <RarContents Include="$(AegisubSourceBase)bin\csri\vsfilter-aegisub$(PlatformArchitecture).dll" Condition="'$(AegisubUseCsri)' == 'HelperLibrary'">
-      <OutputPath>csri\</OutputPath>
-    </RarContents>
     <RarContents Include="$(AegisubSourceBase)bin\csri\xy-vsfilter-aegisub$(PlatformArchitecture).dll" Condition="'$(AegisubUseCsri)' == 'HelperLibrary'">
       <OutputPath>csri\</OutputPath>
     </RarContents>
diff --git a/aegisub/build/PortableInstaller/PortableInstaller.vcxproj.filters b/aegisub/build/PortableInstaller/PortableInstaller.vcxproj.filters
index 14b3c96fe..2bdcd6fee 100644
--- a/aegisub/build/PortableInstaller/PortableInstaller.vcxproj.filters
+++ b/aegisub/build/PortableInstaller/PortableInstaller.vcxproj.filters
@@ -147,9 +147,6 @@
     <None Include="$(VCInstallDir)redist\$(PlatformName)\Microsoft.VC110.CRT\msvcr110.dll">
       <Filter>Runtime</Filter>
     </None>
-    <None Include="$(AegisubSourceBase)bin\csri\vsfilter-aegisub$(AegisubPlatformSuffix).dll">
-      <Filter>CSRI</Filter>
-    </None>
     <None Include="$(AegisubSourceBase)bin\csri\xy-vsfilter-aegisub$(AegisubPlatformSuffix).dll">
       <Filter>CSRI</Filter>
     </None>
@@ -169,4 +166,4 @@
       <Filter>Avisynth</Filter>
     </None>
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>