diff --git a/pkgs/development/compilers/dotnet/11/deps.json b/pkgs/development/compilers/dotnet/11/deps.json
index 4f622a757332..6ba3dcb4dfc5 100644
--- a/pkgs/development/compilers/dotnet/11/deps.json
+++ b/pkgs/development/compilers/dotnet/11/deps.json
@@ -1,50 +1,50 @@
 [
   {
     "pname": "runtime.linux-arm64.Microsoft.NETCore.ILAsm",
-    "sha256": "76ac9477afc9e9a465520a3a698bf540d4a3d3083375daeb07b7bc00d7b15f4b",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.linux-arm64.microsoft.netcore.ilasm/11.0.0-alpha.1.26064.118/runtime.linux-arm64.microsoft.netcore.ilasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "sha256": "4769bb254bbf09d5187f7715f543853704706d08f3c1e631485de971cb3eaab9",
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.linux-arm64.microsoft.netcore.ilasm/11.0.0-preview.1.26104.118/runtime.linux-arm64.microsoft.netcore.ilasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
     "pname": "runtime.linux-arm64.Microsoft.NETCore.ILDAsm",
-    "sha256": "03787a6f7a6b6b561a133d5e860ea86b8b5208dfe8860b8d8201f72a721d1e21",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.linux-arm64.microsoft.netcore.ildasm/11.0.0-alpha.1.26064.118/runtime.linux-arm64.microsoft.netcore.ildasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "sha256": "f083e2ed7ed2b68e5c67acf35cf22cb39b1abebbaed1eeae63e4e252a7862ace",
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.linux-arm64.microsoft.netcore.ildasm/11.0.0-preview.1.26104.118/runtime.linux-arm64.microsoft.netcore.ildasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
-    "hash": "sha256-WiGzRWqdzmzAKF1z9nGimnIzhgR+w/mAfgu0hyc7Z94=",
+    "hash": "sha256-R30CdutUwlxhMtRup5pIohQ9bxSNmYinjdVQrdnKt34=",
     "pname": "runtime.linux-x64.Microsoft.NETCore.ILAsm",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.linux-x64.microsoft.netcore.ilasm/11.0.0-alpha.1.26064.118/runtime.linux-x64.microsoft.netcore.ilasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.linux-x64.microsoft.netcore.ilasm/11.0.0-preview.1.26104.118/runtime.linux-x64.microsoft.netcore.ilasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
-    "hash": "sha256-1uNInV5TiH+mWgG1HJ1BQ+qjvBYJbxFoytGHexmyuZ4=",
+    "hash": "sha256-uqACs2PRwZ2TGmZWMxI4L9T5HAS3Fvg83XA1XqeWyoM=",
     "pname": "runtime.linux-x64.Microsoft.NETCore.ILDAsm",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.linux-x64.microsoft.netcore.ildasm/11.0.0-alpha.1.26064.118/runtime.linux-x64.microsoft.netcore.ildasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.linux-x64.microsoft.netcore.ildasm/11.0.0-preview.1.26104.118/runtime.linux-x64.microsoft.netcore.ildasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
     "pname": "runtime.osx-arm64.Microsoft.NETCore.ILAsm",
-    "sha256": "8640de8d404dd63b4bfc307237ff79ed54e8a7461eecf575843e00566e72d2e8",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.osx-arm64.microsoft.netcore.ilasm/11.0.0-alpha.1.26064.118/runtime.osx-arm64.microsoft.netcore.ilasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "sha256": "860ae678b0fd6a1cafcde63537ba8ab8be90ae7a78309f1900ef51faeda9bdca",
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.osx-arm64.microsoft.netcore.ilasm/11.0.0-preview.1.26104.118/runtime.osx-arm64.microsoft.netcore.ilasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
     "pname": "runtime.osx-arm64.Microsoft.NETCore.ILDAsm",
-    "sha256": "dbcd4f940a3cab45e299089ed182d3ccd8cf2a5835bdf84fafdf701b0dacb649",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.osx-arm64.microsoft.netcore.ildasm/11.0.0-alpha.1.26064.118/runtime.osx-arm64.microsoft.netcore.ildasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "sha256": "bac49fb5e2ed95d2831a3eb97d5a184495488bc7f4d4582716c64fea3a3d95dd",
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.osx-arm64.microsoft.netcore.ildasm/11.0.0-preview.1.26104.118/runtime.osx-arm64.microsoft.netcore.ildasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
     "pname": "runtime.osx-x64.Microsoft.NETCore.ILAsm",
-    "sha256": "f29d2fc3773cf012383f916e940d0fc48e5c471710958c186d2fbc213483af08",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.osx-x64.microsoft.netcore.ilasm/11.0.0-alpha.1.26064.118/runtime.osx-x64.microsoft.netcore.ilasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "sha256": "a728ed931daf34be6ee34725c6018392a770f3700d44c7a78418f788daf340ec",
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.osx-x64.microsoft.netcore.ilasm/11.0.0-preview.1.26104.118/runtime.osx-x64.microsoft.netcore.ilasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   },
   {
     "pname": "runtime.osx-x64.Microsoft.NETCore.ILDAsm",
-    "sha256": "211b93b546ea0f5ab51703dfc222671b79d0c39d150178172e5f139e2532a34f",
-    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/runtime.osx-x64.microsoft.netcore.ildasm/11.0.0-alpha.1.26064.118/runtime.osx-x64.microsoft.netcore.ildasm.11.0.0-alpha.1.26064.118.nupkg",
-    "version": "11.0.0-alpha.1.26064.118"
+    "sha256": "c7cc3e16f47a292d9e9352602641ad7a609a844f23ba2cab76773f50b21d4eaf",
+    "url": "https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/runtime.osx-x64.microsoft.netcore.ildasm/11.0.0-preview.1.26104.118/runtime.osx-x64.microsoft.netcore.ildasm.11.0.0-preview.1.26104.118.nupkg",
+    "version": "11.0.0-preview.1.26104.118"
   }
 ]
diff --git a/pkgs/development/compilers/dotnet/11/release-info.json b/pkgs/development/compilers/dotnet/11/release-info.json
index 528ea7fea1ac..770e033a0619 100644
--- a/pkgs/development/compilers/dotnet/11/release-info.json
+++ b/pkgs/development/compilers/dotnet/11/release-info.json
@@ -1,5 +1,5 @@
 {
-  "tarballHash": "sha256-ok/2h/mtOsu/WFkAVIQVPv3NObkhRw/nbtgejIlcQzg=",
-  "artifactsUrl": "https://ci.dot.net/public/source-build/Private.SourceBuilt.Artifacts.11.0.100-alpha.1.26064.118.centos.10-x64.tar.gz",
-  "artifactsHash": "sha256-RELKBYeNs2Doi0jKsJsXLh4xzWbikTcXtIJUqPbLoQA="
+  "tarballHash": "sha256-0Q4LXKvppQGdaSjXX1A5umMJQ56yHKG+Q+i7swSF9PI=",
+  "artifactsUrl": "https://builds.dotnet.microsoft.com/dotnet/source-build/Private.SourceBuilt.Artifacts.11.0.100-preview.1.26104.118.centos.10-x64.tar.gz",
+  "artifactsHash": "sha256-iV4zQe9vGuKHmN9CuHRzkugQGD1YdrjKF3BWn8rFl/o="
 }
diff --git a/pkgs/development/compilers/dotnet/11/release.json b/pkgs/development/compilers/dotnet/11/release.json
index d8ba0904093a..fa01aede1f34 100644
--- a/pkgs/development/compilers/dotnet/11/release.json
+++ b/pkgs/development/compilers/dotnet/11/release.json
@@ -1,11 +1,11 @@
 {
-  "release": "11.0.0-preview.1",
+  "release": "11.0.0-preview.2",
   "channel": "11.0",
-  "tag": "v11.0.100-preview.1.26104.118",
-  "sdkVersion": "11.0.100-preview.1.26104.118",
-  "runtimeVersion": "11.0.0-preview.1.26104.118",
-  "aspNetCoreVersion": "11.0.0-preview.1.26104.118",
+  "tag": "v11.0.100-preview.2.26159.112",
+  "sdkVersion": "11.0.100-preview.2.26159.112",
+  "runtimeVersion": "11.0.0-preview.2.26159.112",
+  "aspNetCoreVersion": "11.0.0-preview.2.26159.112",
   "sourceRepository": "https://github.com/dotnet/dotnet",
-  "sourceVersion": "87bc0b04e21d786669142109a5128c95618b75ed",
-  "officialBuildId": "20260204.18"
+  "sourceVersion": "17d11de66cf75b962995c81dd1235fae9aa5ece0",
+  "officialBuildId": "20260309.12"
 }
diff --git a/pkgs/development/compilers/dotnet/vmr.nix b/pkgs/development/compilers/dotnet/vmr.nix
index f32ebe10ada1..44e6aff2f3c8 100644
--- a/pkgs/development/compilers/dotnet/vmr.nix
+++ b/pkgs/development/compilers/dotnet/vmr.nix
@@ -24,6 +24,7 @@
   xmlstarlet,
   nodejs,
   cpio,
+  ninja,
   callPackage,
   unzip,
   yq,
@@ -97,6 +98,9 @@ stdenv.mkDerivation {
   ++ lib.optionals (lib.versionAtLeast version "10") [
     cpio
   ]
+  ++ lib.optionals (lib.versionAtLeast version "11") [
+    ninja
+  ]
   ++ lib.optionals isDarwin [
     getconf
   ];
@@ -427,7 +431,12 @@ stdenv.mkDerivation {
     "--"
     "-p:PortableBuild=true"
   ]
-  ++ lib.optional (targetRid != buildRid) "-p:TargetRid=${targetRid}";
+  ++ lib.optional (targetRid != buildRid) "-p:TargetRid=${targetRid}"
+  # https://github.com/dotnet/source-build/issues/5521
+  ++ lib.optionals (version == "11.0.0-preview.2") [
+    "--branding"
+    "repodefault "
+  ];
 
   buildPhase = ''
     runHook preBuild