diff --git a/services/core/java/com/android/server/am/CachedAppOptimizer.java b/services/core/java/com/android/server/am/CachedAppOptimizer.java
index 313c185a84c6a..d047a3ca993c1 100644
--- a/services/core/java/com/android/server/am/CachedAppOptimizer.java
+++ b/services/core/java/com/android/server/am/CachedAppOptimizer.java
@@ -442,7 +442,7 @@ public final class CachedAppOptimizer {
      */
     @GuardedBy("mPhenotypeFlagLock")
     private void updateUseFreezer() {
-        if (DeviceConfig.getBoolean(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER,
+        if (DeviceConfig.getBoolean(DeviceConfig.NAMESPACE_ACTIVITY_MANAGER_NATIVE_BOOT,
                     KEY_USE_FREEZER, DEFAULT_USE_FREEZER)) {
             mUseFreezer = isFreezerSupported();
         }