diff --git a/NuGet.config b/NuGet.config
index f723377edc2b5e..7ac3f710d770bf 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -13,6 +13,7 @@
     <!--  End: Package sources from dotnet-emsdk -->
     <!--  Begin: Package sources from dotnet-sdk -->
     <!--  End: Package sources from dotnet-sdk -->
+    <add key="darc-pub-dotnet-sdk-81289841" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-sdk-81289841/nuget/v3/index.json" />
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <!--
       'src/test/PrepareTestAssets/PrepareTestAssets.proj' generates a NuGet.config file using this
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 8f5935a1e84732..822e5e87af2b02 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -386,14 +386,14 @@
       <Sha>3f5cf9fbbd91f2047e988801a5142ca1cb6bab45</Sha>
       <SourceBuild RepoName="roslyn" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.ApiCompat.Task" Version="9.0.108">
+    <Dependency Name="Microsoft.DotNet.ApiCompat.Task" Version="9.0.109">
       <Uri>https://github.com/dotnet/sdk</Uri>
-      <Sha>525adf54d5abc1f40737bb9a9bbe53f25622398a</Sha>
+      <Sha>8128984181a05a7dc0de748ad3371e0a7f153f35</Sha>
     </Dependency>
     <!-- Intermediate is necessary for source build. -->
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.sdk" Version="9.0.108-servicing.25353.4">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.sdk" Version="9.0.109-servicing.25360.24">
       <Uri>https://github.com/dotnet/sdk</Uri>
-      <Sha>525adf54d5abc1f40737bb9a9bbe53f25622398a</Sha>
+      <Sha>8128984181a05a7dc0de748ad3371e0a7f153f35</Sha>
       <SourceBuild RepoName="sdk" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="optimization.windows_nt-arm64.MIBC.Runtime" Version="1.0.0-prerelease.24462.2">
diff --git a/eng/Versions.props b/eng/Versions.props
index a5ff2701000aa5..f772dc0fc00585 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -83,7 +83,7 @@
   <PropertyGroup>
     <StaticCsVersion>0.2.0</StaticCsVersion>
     <!-- SDK dependencies (also used in wasm build tests -->
-    <MicrosoftDotNetApiCompatTaskVersion>9.0.108</MicrosoftDotNetApiCompatTaskVersion>
+    <MicrosoftDotNetApiCompatTaskVersion>9.0.109</MicrosoftDotNetApiCompatTaskVersion>
     <!-- Arcade dependencies -->
     <MicrosoftDotNetBuildTasksFeedVersion>9.0.0-beta.25325.4</MicrosoftDotNetBuildTasksFeedVersion>
     <MicrosoftDotNetCodeAnalysisVersion>9.0.0-beta.25325.4</MicrosoftDotNetCodeAnalysisVersion>