diff --git a/scripts/dotnet-cli-build/CompileTargets.cs b/scripts/dotnet-cli-build/CompileTargets.cs
index 73fc2e716..336337efc 100644
--- a/scripts/dotnet-cli-build/CompileTargets.cs
+++ b/scripts/dotnet-cli-build/CompileTargets.cs
@@ -278,7 +278,8 @@ namespace Microsoft.DotNet.Cli.Build
                 var runtimeGraphGeneratorExe = Path.Combine(runtimeGraphGeneratorOutput, $"{runtimeGraphGeneratorName}{Constants.ExeSuffix}");
 
                 Cmd(runtimeGraphGeneratorExe, "--project", SharedFrameworkSourceRoot, "--deps", destinationDeps, runtimeGraphGeneratorRuntime)
-                    .Execute();
+                    .Execute()
+                    .EnsureSuccessful();
             }
             else
             {
diff --git a/tools/RuntimeGraphGenerator/project.json b/tools/RuntimeGraphGenerator/project.json
index 7b8e87b28..a85e9a3c8 100644
--- a/tools/RuntimeGraphGenerator/project.json
+++ b/tools/RuntimeGraphGenerator/project.json
@@ -7,7 +7,7 @@
     "NuGet.RuntimeModel": "3.5.0-beta-1068",
     "NuGet.Versioning": "3.5.0-beta-1068",
     "System.CommandLine": "0.1.0-e160119-1",
-    "System.Runtime.Serialization.Json": "1.0.0-rc2-23922",
+    "System.Runtime.Serialization.Json": "4.0.2-rc2-23922",
     "Microsoft.DotNet.ProjectModel": "1.0.0-*",
     "Microsoft.DotNet.Cli.Utils": "1.0.0-*",
     "Microsoft.Extensions.PlatformAbstractions": "1.0.0-rc2-16537",