diff --git a/firebase-perf/src/main/java/com/google/firebase/perf/metrics/AppStartTrace.java b/firebase-perf/src/main/java/com/google/firebase/perf/metrics/AppStartTrace.java
index 813c8988383..6a1c6e215f6 100644
--- a/firebase-perf/src/main/java/com/google/firebase/perf/metrics/AppStartTrace.java
+++ b/firebase-perf/src/main/java/com/google/firebase/perf/metrics/AppStartTrace.java
@@ -264,7 +264,7 @@ public synchronized void unregisterActivityLifecycleCallbacks() {
    * @return {@link Timer} captured by static-initializer during class-loading of a Firebase class.
    */
   private @NonNull Timer getClassLoadTimeCompat() {
-    // Prefered: static-initializer time of the 1st Firebase class during init
+    // Preferred: static-initializer time of the 1st Firebase class during init
     if (firebaseClassLoadTime != null) {
       return firebaseClassLoadTime;
     }