diff --git a/eng/TrimmableProjects.props b/eng/TrimmableProjects.props
index d3168e4d059c195ba5589a1470bfce0be07ff30d..f87e23bba220652de0e849af5599f5ec6a65fdad 100644
--- a/eng/TrimmableProjects.props
+++ b/eng/TrimmableProjects.props
@@ -68,6 +68,7 @@
     <TrimmableProject Include="Microsoft.AspNetCore.Localization" />
     <TrimmableProject Include="Microsoft.AspNetCore.OutputCaching" />
     <TrimmableProject Include="Microsoft.AspNetCore.RateLimiting" />
+    <TrimmableProject Include="Microsoft.AspNetCore.RequestDecompression" />
     <TrimmableProject Include="Microsoft.AspNetCore.ResponseCaching.Abstractions" />
     <TrimmableProject Include="Microsoft.AspNetCore.ResponseCaching" />
     <TrimmableProject Include="Microsoft.AspNetCore.ResponseCompression" />
diff --git a/src/Middleware/RequestDecompression/src/Microsoft.AspNetCore.RequestDecompression.csproj b/src/Middleware/RequestDecompression/src/Microsoft.AspNetCore.RequestDecompression.csproj
index 3089a5ca1622722b0789d05af6bb234c46ec7434..be80f8b518517a13113f934cf2419af09db288de 100644
--- a/src/Middleware/RequestDecompression/src/Microsoft.AspNetCore.RequestDecompression.csproj
+++ b/src/Middleware/RequestDecompression/src/Microsoft.AspNetCore.RequestDecompression.csproj
@@ -7,6 +7,7 @@
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>aspnetcore</PackageTags>
     <IsPackable>false</IsPackable>
+    <IsTrimmable>true</IsTrimmable>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Tools/Tools.slnf b/src/Tools/Tools.slnf
index e277c5a315431f552997f7a2d0e74b33defacd10..4b5a33b510183fed454797d3f8abb21fb65555d7 100644
--- a/src/Tools/Tools.slnf
+++ b/src/Tools/Tools.slnf
@@ -53,6 +53,7 @@
       "src\\Middleware\\Localization\\src\\Microsoft.AspNetCore.Localization.csproj",
       "src\\Middleware\\MiddlewareAnalysis\\src\\Microsoft.AspNetCore.MiddlewareAnalysis.csproj",
       "src\\Middleware\\RateLimiting\\src\\Microsoft.AspNetCore.RateLimiting.csproj",
+      "src\\Middleware\\RequestDecompression\\src\\Microsoft.AspNetCore.RequestDecompression.csproj",
       "src\\Middleware\\ResponseCaching.Abstractions\\src\\Microsoft.AspNetCore.ResponseCaching.Abstractions.csproj",
       "src\\Middleware\\ResponseCaching\\src\\Microsoft.AspNetCore.ResponseCaching.csproj",
       "src\\Middleware\\ResponseCompression\\src\\Microsoft.AspNetCore.ResponseCompression.csproj",