diff --git a/sdk/objc/Framework/Classes/Metal/RTCMTLNV12Renderer.mm b/sdk/objc/Framework/Classes/Metal/RTCMTLNV12Renderer.mm
index 70ecf549ab..079b5fb76c 100644
--- a/sdk/objc/Framework/Classes/Metal/RTCMTLNV12Renderer.mm
+++ b/sdk/objc/Framework/Classes/Metal/RTCMTLNV12Renderer.mm
@@ -132,4 +132,9 @@ static NSString *const shaderSource = MTL_STRINGIFY(
   [renderEncoder setFragmentTexture:_CrCbTexture atIndex:1];
 }
 
+- (void)dealloc {
+  if (_textureCache) {
+    CFRelease(_textureCache);
+  }
+}
 @end