diff --git a/ICSharpCode.Decompiler.Generators/ICSharpCode.Decompiler.Generators.csproj b/ICSharpCode.Decompiler.Generators/ICSharpCode.Decompiler.Generators.csproj
index 2f0a81ddb..308fdb74f 100644
--- a/ICSharpCode.Decompiler.Generators/ICSharpCode.Decompiler.Generators.csproj
+++ b/ICSharpCode.Decompiler.Generators/ICSharpCode.Decompiler.Generators.csproj
@@ -9,8 +9,8 @@
     <!-- Opt out of the repo's central package management for this project: a source generator must
          reference a Roslyn no newer than the running compiler, but the repo's $(RoslynVersion) tracks
          the (newer) preview SDK compiler. Pin to a stable lower version any supported host can load.
-         The stable package lives on nuget.org; the local NuGet.config reaches it past the repo-root
-         source mapping that otherwise routes Microsoft.CodeAnalysis.* to the dotnet-tools feed. -->
+         The stable package lives on nuget.org only; the repo-root NuGet.config maps
+         Microsoft.CodeAnalysis.* to nuget.org as well as to the dotnet-tools feed for that reason. -->
     <ManagePackageVersionsCentrally>false</ManagePackageVersionsCentrally>
   </PropertyGroup>
 
diff --git a/ICSharpCode.Decompiler.Generators/NuGet.config b/ICSharpCode.Decompiler.Generators/NuGet.config
deleted file mode 100644
index edb927d0b..000000000
--- a/ICSharpCode.Decompiler.Generators/NuGet.config
+++ /dev/null
@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-  <!-- The repo-root NuGet.config maps Microsoft.CodeAnalysis.* exclusively to the dotnet-tools feed,
-       which carries only prerelease Roslyn builds. This source generator deliberately references a
-       stable Roslyn (see the csproj), which lives on nuget.org. Clearing the inherited sources and
-       mapping here lets this project restore that stable package; it has no other dependencies. -->
-  <packageSources>
-    <clear />
-    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
-  </packageSources>
-  <packageSourceMapping>
-    <clear />
-    <packageSource key="nuget.org">
-      <package pattern="*" />
-    </packageSource>
-  </packageSourceMapping>
-</configuration>
diff --git a/ILSpy.AddIn.VS2022/NuGet.config b/ILSpy.AddIn.VS2022/NuGet.config
deleted file mode 100644
index d225cff49..000000000
--- a/ILSpy.AddIn.VS2022/NuGet.config
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-  <packageSources>
-    <clear />
-    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
-  </packageSources>
-  <packageSourceMapping>
-    <clear />
-    <packageSource key="nuget.org">
-      <package pattern="*" />
-    </packageSource>
-  </packageSourceMapping>  
-</configuration>
diff --git a/NuGet.config b/NuGet.config
index 342195236..ac6615527 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -13,6 +13,12 @@
       <package pattern="Microsoft.DiaSymReader.Native" />
       <package pattern="Microsoft.DiaSymReader" />
       <package pattern="Microsoft.CodeAnalysis.NetAnalyzers" />
+      <!-- Microsoft.CodeAnalysis.* is mapped to both this feed and dotnet-tools: NuGet consults every
+           source that declares the longest matching pattern, so stable Roslyn builds (nuget.org only;
+           the source generator and the VS add-in pin those) and prerelease builds (dotnet-tools only;
+           $(RoslynVersion)) both resolve from a config discovered at the solution directory, which is
+           all Visual Studio reads. -->
+      <package pattern="Microsoft.CodeAnalysis.*" />
     </packageSource>
     <packageSource key="dotnet10-transport">
       <package pattern="ILCompiler.Reflection.ReadyToRun.Experimental" />