diff --git a/server/src/main/java/io/github/metacosm/power/sensors/macos/powermetrics/MacOSPowermetricsSensor.java b/server/src/main/java/io/github/metacosm/power/sensors/macos/powermetrics/MacOSPowermetricsSensor.java
index 51f2fa9e..558bcaef 100644
--- a/server/src/main/java/io/github/metacosm/power/sensors/macos/powermetrics/MacOSPowermetricsSensor.java
+++ b/server/src/main/java/io/github/metacosm/power/sensors/macos/powermetrics/MacOSPowermetricsSensor.java
@@ -237,10 +237,7 @@ public void start(long frequency) throws Exception {
         if (!isStarted()) {
             // it takes some time for the external process in addition to the sampling time so adjust the sampling frequency to account for this so that at most one measure occurs during the sampling time window
             final var freq = Long.toString(frequency - 50);
-//            powermetrics = new ProcessBuilder().command("sudo", "powermetrics", "--samplers cpu_power,tasks", "--show-process-samp-norm", "--show-process-gpu", "-i " + freq).start(); // for some reason this doesn't work
-            powermetrics = Runtime.getRuntime()
-                    .exec("sudo powermetrics --samplers cpu_power,tasks --show-process-samp-norm --show-process-gpu -i " + freq);
-
+            powermetrics = new ProcessBuilder().command("sudo", "powermetrics", "--samplers", "cpu_power,tasks", "--show-process-samp-norm", "--show-process-gpu", "-i", freq).start();
         }
     }
 
@@ -251,8 +248,6 @@ public boolean isStarted() {
 
     @Override
     public Map<RegisteredPID, double[]> update(Long tick) {
-        System.out.println("tick = " + tick);
-        System.out.println("trackedPIDs = " + trackedPIDs);
         return extractPowerMeasure(powermetrics.getInputStream());
     }