diff --git a/services/core/java/com/android/server/infra/AbstractMasterSystemService.java b/services/core/java/com/android/server/infra/AbstractMasterSystemService.java
index 34e3ce1ab641c..b813995f1c087 100644
--- a/services/core/java/com/android/server/infra/AbstractMasterSystemService.java
+++ b/services/core/java/com/android/server/infra/AbstractMasterSystemService.java
@@ -948,7 +948,7 @@ public abstract class AbstractMasterSystemService<M extends AbstractMasterSystem
                     pw.println(": ");
                     final List<S> services = mServicesCacheList.valueAt(i);
                     for (int j = 0; j < services.size(); j++) {
-                        S service = services.get(i);
+                        S service = services.get(j);
                         synchronized (service.mLock) {
                             service.dumpLocked(prefix2, pw);
                         }