diff --git a/chrome/browser/ui/performance_controls/performance_controls_hats_service.cc b/chrome/browser/ui/performance_controls/performance_controls_hats_service.cc
index 97bc861de51c8e..0e19fcae471d81 100644
--- a/chrome/browser/ui/performance_controls/performance_controls_hats_service.cc
+++ b/chrome/browser/ui/performance_controls/performance_controls_hats_service.cc
@@ -25,9 +25,9 @@ PerformanceControlsHatsService::PerformanceControlsHatsService(Profile* profile)
         base::FeatureList::IsEnabled(
             performance_manager::features::
                 kPerformanceControlsHighEfficiencyOptOutSurvey)) {
-      auto* manager = performance_manager::user_tuning::
-          UserPerformanceTuningManager::GetInstance();
-      user_performance_tuning_manager_observation_.Observe(manager);
+      performance_manager::user_tuning::UserPerformanceTuningManager::
+          GetInstance()
+              ->AddObserver(this);
     }
 
     local_pref_registrar_.Init(local_state);
@@ -47,6 +47,15 @@ PerformanceControlsHatsService::PerformanceControlsHatsService(Profile* profile)
 
 PerformanceControlsHatsService::~PerformanceControlsHatsService() {
   local_pref_registrar_.RemoveAll();
+
+  // Can't used ScopedObservation because sometimes the
+  // UserPerformanceTuningManager is destroyed before this service.
+  if (performance_manager::user_tuning::UserPerformanceTuningManager::
+          HasInstance()) {
+    performance_manager::user_tuning::UserPerformanceTuningManager::
+        GetInstance()
+            ->RemoveObserver(this);
+  }
 }
 
 void PerformanceControlsHatsService::OnBatterySaverModeChange() {
diff --git a/chrome/browser/ui/performance_controls/performance_controls_hats_service.h b/chrome/browser/ui/performance_controls/performance_controls_hats_service.h
index 7006ec6238836e..38ed22e6614cff 100644
--- a/chrome/browser/ui/performance_controls/performance_controls_hats_service.h
+++ b/chrome/browser/ui/performance_controls/performance_controls_hats_service.h
@@ -5,7 +5,6 @@
 #ifndef CHROME_BROWSER_UI_PERFORMANCE_CONTROLS_PERFORMANCE_CONTROLS_HATS_SERVICE_H_
 #define CHROME_BROWSER_UI_PERFORMANCE_CONTROLS_PERFORMANCE_CONTROLS_HATS_SERVICE_H_
 
-#include "base/scoped_observation.h"
 #include "chrome/browser/performance_manager/public/user_tuning/user_performance_tuning_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "components/keyed_service/core/keyed_service.h"
@@ -35,11 +34,6 @@ class PerformanceControlsHatsService
  private:
   raw_ptr<Profile> profile_;
   PrefChangeRegistrar local_pref_registrar_;
-
-  base::ScopedObservation<
-      performance_manager::user_tuning::UserPerformanceTuningManager,
-      performance_manager::user_tuning::UserPerformanceTuningManager::Observer>
-      user_performance_tuning_manager_observation_{this};
 };
 
 #endif  // CHROME_BROWSER_UI_PERFORMANCE_CONTROLS_PERFORMANCE_CONTROLS_HATS_SERVICE_H_