diff --git a/src/Microsoft.AspNetCore.Http.Features/Microsoft.AspNetCore.Http.Features.csproj b/src/Microsoft.AspNetCore.Http.Features/Microsoft.AspNetCore.Http.Features.csproj
index 82cbac15b1..3974becb6d 100644
--- a/src/Microsoft.AspNetCore.Http.Features/Microsoft.AspNetCore.Http.Features.csproj
+++ b/src/Microsoft.AspNetCore.Http.Features/Microsoft.AspNetCore.Http.Features.csproj
@@ -8,6 +8,7 @@
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>aspnetcore</PackageTags>
+    <EnableApiCheck>false</EnableApiCheck>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Microsoft.Net.Http.Headers/Microsoft.Net.Http.Headers.csproj b/src/Microsoft.Net.Http.Headers/Microsoft.Net.Http.Headers.csproj
index 795d2c935f..a32841da8e 100644
--- a/src/Microsoft.Net.Http.Headers/Microsoft.Net.Http.Headers.csproj
+++ b/src/Microsoft.Net.Http.Headers/Microsoft.Net.Http.Headers.csproj
@@ -9,6 +9,7 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>http</PackageTags>
+    <EnableApiCheck>false</EnableApiCheck>
   </PropertyGroup>
 
   <ItemGroup>