diff --git a/test/scenario/scenario_unittest.cc b/test/scenario/scenario_unittest.cc
index 3173472e0f..839e6a375e 100644
--- a/test/scenario/scenario_unittest.cc
+++ b/test/scenario/scenario_unittest.cc
@@ -88,13 +88,7 @@ void SetupVideoCall(Scenario& s, VideoQualityAnalyzer* analyzer) {
 }
 }  // namespace
 
-// TODO(bugs.webrtc.org/10515): Remove this when performance has been improved.
-#if defined(WEBRTC_IOS) && defined(WEBRTC_ARCH_ARM64) && !defined(NDEBUG)
-#define MAYBE_SimTimeEncoding DISABLED_SimTimeEncoding
-#else
-#define MAYBE_SimTimeEncoding SimTimeEncoding
-#endif
-TEST(ScenarioTest, MAYBE_SimTimeEncoding) {
+TEST(ScenarioTest, SimTimeEncoding) {
   VideoQualityAnalyzerConfig analyzer_config;
   analyzer_config.psnr_coverage = 0.1;
   VideoQualityAnalyzer analyzer(analyzer_config);
@@ -105,7 +99,7 @@ TEST(ScenarioTest, MAYBE_SimTimeEncoding) {
   }
   // Regression tests based on previous runs.
   EXPECT_EQ(analyzer.stats().lost_count, 0);
-  EXPECT_NEAR(analyzer.stats().psnr_with_freeze.Mean(), 38, 3);
+  EXPECT_NEAR(analyzer.stats().psnr_with_freeze.Mean(), 38, 5);
 }
 
 // TODO(bugs.webrtc.org/10515): Remove this when performance has been improved.