diff --git a/photon-lib/src/main/java/org/photonvision/PhotonCamera.java b/photon-lib/src/main/java/org/photonvision/PhotonCamera.java
index d1f5d69616..aa1fa0c53c 100644
--- a/photon-lib/src/main/java/org/photonvision/PhotonCamera.java
+++ b/photon-lib/src/main/java/org/photonvision/PhotonCamera.java
@@ -286,11 +286,10 @@ public List<PhotonPipelineResult> getAllUnreadResults() {
         verifyVersion();
         updateDisconnectAlert();
 
-        List<PhotonPipelineResult> ret = new ArrayList<>();
-
         // Grab the latest results. We don't care about the timestamps from NT - the metadata header has
         // this, latency compensated by the Time Sync Client
         var changes = resultSubscriber.getAllChanges();
+        List<PhotonPipelineResult> ret = new ArrayList<>(changes.size());
         for (var c : changes) {
             var result = c.value;
             checkTimeSyncOrWarn(result);
diff --git a/photon-targeting/src/main/java/org/photonvision/common/networktables/PacketSubscriber.java b/photon-targeting/src/main/java/org/photonvision/common/networktables/PacketSubscriber.java
index 6f43aca03d..cdd767ea74 100644
--- a/photon-targeting/src/main/java/org/photonvision/common/networktables/PacketSubscriber.java
+++ b/photon-targeting/src/main/java/org/photonvision/common/networktables/PacketSubscriber.java
@@ -101,11 +101,10 @@ public String getInterfaceUUID() {
     }
 
     public List<PacketResult<T>> getAllChanges() {
-        List<PacketResult<T>> ret = new ArrayList<>();
-
         // Get /all/ changes since last call to readQueue
         var changes = subscriber.readQueue();
 
+        List<PacketResult<T>> ret = new ArrayList<>(changes.length);
         for (var change : changes) {
             ret.add(parse(change.value, change.timestamp));
         }