diff --git a/services/core/java/com/android/server/wm/TaskPersister.java b/services/core/java/com/android/server/wm/TaskPersister.java
index 09fd90030f0cb..d28fe2bea98c9 100644
--- a/services/core/java/com/android/server/wm/TaskPersister.java
+++ b/services/core/java/com/android/server/wm/TaskPersister.java
@@ -549,8 +549,8 @@ public class TaskPersister implements PersisterQueue.Listener {
             // Write out one task.
             byte[] data = null;
             Task task = mTask;
-            if (DEBUG) Slog.d(TAG, "Writing task=" + task);
             synchronized (mService.mGlobalLock) {
+                if (DEBUG) Slog.d(TAG, "Writing task=" + task);
                 if (task.inRecents) {
                     // Still there.
                     try {