diff --git a/build_projects/Microsoft.DotNet.Cli.Build.Framework/BuildHelpers.cs b/build_projects/Microsoft.DotNet.Cli.Build.Framework/BuildHelpers.cs
index 85b71bf4b..8a6a5e4d8 100644
--- a/build_projects/Microsoft.DotNet.Cli.Build.Framework/BuildHelpers.cs
+++ b/build_projects/Microsoft.DotNet.Cli.Build.Framework/BuildHelpers.cs
@@ -12,7 +12,7 @@ namespace Microsoft.DotNet.Cli.Build.Framework
 
         public static int ExecSilent(string command, params string[] args) => ExecSilent(command, (IEnumerable<string>)args);
         public static int ExecSilent(string command, IEnumerable<string> args) => ExecSilent(command, args, env: null);
-        public static int ExecSilent(string command, IEnumerable<string> args, IDictionary<string, string> env) => ExecCore(command, args, workingDirectory: null, silent: true, env: null);
+        public static int ExecSilent(string command, IEnumerable<string> args, IDictionary<string, string> env) => ExecCore(command, args, workingDirectory: null, silent: true, env: env);
 
         public static int Exec(string command, params string[] args) => Exec(command, (IEnumerable<string>)args);
         public static int Exec(string command, IEnumerable<string> args) => ExecCore(command, args, workingDirectory: null, silent: false, env: null);