---
title: Avoid calling GC.SuppressFinalize()
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: >-
  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > Avoid calling GC.SuppressFinalize()
---

# Avoid calling GC.SuppressFinalize()

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## Metadata{% #metadata %}

**ID:** `csharp-best-practices/avoid-call-gc-suppress-finalize`

**Language:** C#

**Severity:** Warning

**Category:** Best Practices

## Description{% #description %}

As per [C# documentation](https://learn.microsoft.com/en-us/dotnet/standard/garbage-collection/implementing-dispose), the `GC.SuppressFinalize()` method should only be called inside the `Dispose()` method.

#### Learn More{% #learn-more %}

- [Documentation on the dispose pattern](https://learn.microsoft.com/en-us/dotnet/standard/garbage-collection/implementing-dispose#implement-the-dispose-pattern)

## Non-Compliant Code Examples{% #non-compliant-code-examples %}

```csharp
class MyClass {
    public static void myMethod()
    {
        GC.SuppressFinalize(this);
    }
}
```

## Compliant Code Examples{% #compliant-code-examples %}

```csharp
class MyClass {
    public void Dispose()
    {
        Dispose(true);
        GC.SuppressFinalize(this);
    }
}
```
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