diff --git a/pkgs/development/compilers/dotnet/default.nix b/pkgs/development/compilers/dotnet/default.nix
index 6657e0d96e73..fa79bb2de3dd 100644
--- a/pkgs/development/compilers/dotnet/default.nix
+++ b/pkgs/development/compilers/dotnet/default.nix
@@ -77,6 +77,8 @@ makeScopeWithSplicing' {
         mkNugetSource = callPackage ../../../build-support/dotnet/make-nuget-source { };
         mkNugetDeps = callPackage ../../../build-support/dotnet/make-nuget-deps { };
         addNuGetDeps = callPackage ../../../build-support/dotnet/add-nuget-deps { };
+
+        sigtool = callPackage ./sigtool.nix { };
       };
 
     in
diff --git a/pkgs/development/compilers/dotnet/source/vmr.nix b/pkgs/development/compilers/dotnet/source/vmr.nix
index 083076e8c03b..ecaf066c67fa 100644
--- a/pkgs/development/compilers/dotnet/source/vmr.nix
+++ b/pkgs/development/compilers/dotnet/source/vmr.nix
@@ -29,6 +29,7 @@
   unzip,
   yq,
   installShellFiles,
+  sigtool,
 
   baseName ? "dotnet",
   bootstrapSdk,
@@ -58,7 +59,6 @@ let
   targetRid = dotnetCorePackages.systemToDotnetRid targetPlatform.system;
   targetArch = lib.elemAt (lib.splitString "-" targetRid) 1;
 
-  sigtool = callPackage ../sigtool.nix { };
 
   _icu = if isDarwin then darwin.ICU else icu;