diff --git a/Perception.cpp b/Perception.cpp
index 23d6160..bf1b943 100644
--- a/Perception.cpp
+++ b/Perception.cpp
@@ -432,7 +432,6 @@ void Perception::Update(unsigned long currentTimeMs) {
   }
 }
 
-#include <Arduino.h>
 void Perception::UpdatePose(Polar16 translation) {
   for (unsigned char thingIx = 0; thingIx < maxObjectCount; thingIx++) {
     InterestingThing *thing = trackedObjects[thingIx];
@@ -471,9 +470,9 @@ void Perception::UpdatePose(Polar16 translation) {
 
       Vector3 oldPos = thing->position.ToVector3();
       Vector3 newPos = newPosition.ToVector3();
-      printf(" update percepted position (%f 0 %f) -> (%f 0 %f)\n",
-             oldPos.Right(), oldPos.Forward(), newPos.Right(),
-             newPos.Forward());
+      // printf(" update percepted position (%f 0 %f) -> (%f 0 %f)\n",
+      //        oldPos.Right(), oldPos.Forward(), newPos.Right(),
+      //        newPos.Forward());
 
       thing->position = newPosition;
     }