diff --git a/pkgs/development/compilers/dotnet/10/default.nix b/pkgs/development/compilers/dotnet/10/default.nix
index 4ddfa0489237..6a62a896edca 100644
--- a/pkgs/development/compilers/dotnet/10/default.nix
+++ b/pkgs/development/compilers/dotnet/10/default.nix
@@ -6,7 +6,6 @@ callPackage ../dotnet.nix {
   releaseManifestFile = ./release.json;
   releaseInfoFile = ./release-info.json;
   bootstrapSdkFile = ./bootstrap-sdk.nix;
-  allowPrerelease = true;
   depsFile = ./deps.json;
   fallbackTargetPackages = dotnetCorePackages.sdk_10_0-bin.targetPackages;
 }
diff --git a/pkgs/development/compilers/dotnet/update.nix b/pkgs/development/compilers/dotnet/update.nix
index d92fc987cbba..dfd6d147d918 100644
--- a/pkgs/development/compilers/dotnet/update.nix
+++ b/pkgs/development/compilers/dotnet/update.nix
@@ -138,7 +138,9 @@ writeScript "update-dotnet-vmr.sh" ''
           artifactVar=$(grep ^defaultArtifactsRid= prep-source-build.sh)
           eval "$artifactVar"
 
-          artifactsUrl=https://builds.dotnet.microsoft.com/source-built-artifacts/assets/Private.SourceBuilt.Artifacts.$artifactsVersion.$defaultArtifactsRid.tar.gz
+          artifactsUrl=https://builds.dotnet.microsoft.com/${
+            if lib.versionAtLeast channel "10" then "dotnet/source-build" else "source-built-artifacts/assets"
+          }/Private.SourceBuilt.Artifacts.$artifactsVersion.$defaultArtifactsRid.tar.gz
       else
           artifactsUrl=$(xq -r '.Project.PropertyGroup |
               map(select(.PrivateSourceBuiltArtifactsUrl))