diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SignalController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SignalController.java
index 8379b939aa312..1d96c6b39499f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SignalController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SignalController.java
@@ -36,7 +36,7 @@ public abstract class SignalController<T extends SignalController.State,
     // Save the previous SignalController.States of all SignalControllers for dumps.
     static final boolean RECORD_HISTORY = true;
     // If RECORD_HISTORY how many to save, must be a power of 2.
-    static final int HISTORY_SIZE = 16;
+    static final int HISTORY_SIZE = 64;
 
     protected static final boolean DEBUG = NetworkControllerImpl.DEBUG;
     protected static final boolean CHATTY = NetworkControllerImpl.CHATTY;
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
index 7fa3f68ee7295..aefb1bb2b640e 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
@@ -248,6 +248,11 @@ public class NetworkControllerSignalTest extends NetworkControllerBaseTest {
         }
     }
 
+    public void testHistorySize() {
+        // Verify valid history size, otherwise it gits printed out the wrong order and whatnot.
+        assertEquals(0, SignalController.HISTORY_SIZE & (SignalController.HISTORY_SIZE - 1));
+    }
+
     private void setCdma() {
         setIsGsm(false);
         updateDataConnectionState(TelephonyManager.DATA_CONNECTED,