diff --git a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-FoundryAgent/Program.cs b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-FoundryAgent/Program.cs
index 7f509084c0..11069c6403 100644
--- a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-FoundryAgent/Program.cs
+++ b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-FoundryAgent/Program.cs
@@ -66,26 +66,26 @@ internal sealed class DevTemporaryTokenCredential : TokenCredential
 
     public DevTemporaryTokenCredential()
     {
-        _token = Environment.GetEnvironmentVariable(EnvironmentVariable);
+        this._token = Environment.GetEnvironmentVariable(EnvironmentVariable);
     }
 
     public override AccessToken GetToken(TokenRequestContext requestContext, CancellationToken cancellationToken)
     {
-        return GetAccessToken();
+        return this.GetAccessToken();
     }
 
     public override ValueTask<AccessToken> GetTokenAsync(TokenRequestContext requestContext, CancellationToken cancellationToken)
     {
-        return new ValueTask<AccessToken>(GetAccessToken());
+        return new ValueTask<AccessToken>(this.GetAccessToken());
     }
 
     private AccessToken GetAccessToken()
     {
-        if (string.IsNullOrEmpty(_token))
+        if (string.IsNullOrEmpty(this._token))
         {
             throw new CredentialUnavailableException($"{EnvironmentVariable} environment variable is not set.");
         }
 
-        return new AccessToken(_token, DateTimeOffset.UtcNow.AddHours(1));
+        return new AccessToken(this._token, DateTimeOffset.UtcNow.AddHours(1));
     }
 }
diff --git a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-LocalTools/Program.cs b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-LocalTools/Program.cs
index f1b2f7e3bd..2a296f6ee4 100644
--- a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-LocalTools/Program.cs
+++ b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-LocalTools/Program.cs
@@ -143,22 +143,22 @@ internal sealed class DevTemporaryTokenCredential : TokenCredential
 
     public DevTemporaryTokenCredential()
     {
-        _token = Environment.GetEnvironmentVariable(EnvironmentVariable);
+        this._token = Environment.GetEnvironmentVariable(EnvironmentVariable);
     }
 
     public override AccessToken GetToken(TokenRequestContext requestContext, CancellationToken cancellationToken)
-        => GetAccessToken();
+        => this.GetAccessToken();
 
     public override ValueTask<AccessToken> GetTokenAsync(TokenRequestContext requestContext, CancellationToken cancellationToken)
-        => new(GetAccessToken());
+        => new(this.GetAccessToken());
 
     private AccessToken GetAccessToken()
     {
-        if (string.IsNullOrEmpty(_token))
+        if (string.IsNullOrEmpty(this._token))
         {
             throw new CredentialUnavailableException($"{EnvironmentVariable} environment variable is not set.");
         }
 
-        return new AccessToken(_token, DateTimeOffset.UtcNow.AddHours(1));
+        return new AccessToken(this._token, DateTimeOffset.UtcNow.AddHours(1));
     }
 }
diff --git a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-McpTools/Program.cs b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-McpTools/Program.cs
index a969b75477..0e97e5f84f 100644
--- a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-McpTools/Program.cs
+++ b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-McpTools/Program.cs
@@ -109,22 +109,22 @@ internal sealed class DevTemporaryTokenCredential : TokenCredential
 
     public DevTemporaryTokenCredential()
     {
-        _token = Environment.GetEnvironmentVariable(EnvironmentVariable);
+        this._token = Environment.GetEnvironmentVariable(EnvironmentVariable);
     }
 
     public override AccessToken GetToken(TokenRequestContext requestContext, CancellationToken cancellationToken)
-        => GetAccessToken();
+        => this.GetAccessToken();
 
     public override ValueTask<AccessToken> GetTokenAsync(TokenRequestContext requestContext, CancellationToken cancellationToken)
-        => new(GetAccessToken());
+        => new(this.GetAccessToken());
 
     private AccessToken GetAccessToken()
     {
-        if (string.IsNullOrEmpty(_token))
+        if (string.IsNullOrEmpty(this._token))
         {
             throw new CredentialUnavailableException($"{EnvironmentVariable} environment variable is not set.");
         }
 
-        return new AccessToken(_token, DateTimeOffset.UtcNow.AddHours(1));
+        return new AccessToken(this._token, DateTimeOffset.UtcNow.AddHours(1));
     }
 }
diff --git a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-Workflows/Program.cs b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-Workflows/Program.cs
index 6288e3cf5f..955bff62d0 100644
--- a/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-Workflows/Program.cs
+++ b/dotnet/samples/04-hosting/FoundryHostedAgents/HostedAgentsV2/Hosted-Workflows/Program.cs
@@ -76,22 +76,22 @@ internal sealed class DevTemporaryTokenCredential : TokenCredential
 
     public DevTemporaryTokenCredential()
     {
-        _token = Environment.GetEnvironmentVariable(EnvironmentVariable);
+        this._token = Environment.GetEnvironmentVariable(EnvironmentVariable);
     }
 
     public override AccessToken GetToken(TokenRequestContext requestContext, CancellationToken cancellationToken)
-        => GetAccessToken();
+        => this.GetAccessToken();
 
     public override ValueTask<AccessToken> GetTokenAsync(TokenRequestContext requestContext, CancellationToken cancellationToken)
-        => new(GetAccessToken());
+        => new(this.GetAccessToken());
 
     private AccessToken GetAccessToken()
     {
-        if (string.IsNullOrEmpty(_token))
+        if (string.IsNullOrEmpty(this._token))
         {
             throw new CredentialUnavailableException($"{EnvironmentVariable} environment variable is not set.");
         }
 
-        return new AccessToken(_token, DateTimeOffset.UtcNow.AddHours(1));
+        return new AccessToken(this._token, DateTimeOffset.UtcNow.AddHours(1));
     }
 }