diff --git a/src/main/java/de/dennisguse/opentracks/sensors/driver/BarometerInternal.java b/src/main/java/de/dennisguse/opentracks/sensors/driver/BarometerInternal.java
index a2c98e07d..ea223e6f0 100644
--- a/src/main/java/de/dennisguse/opentracks/sensors/driver/BarometerInternal.java
+++ b/src/main/java/de/dennisguse/opentracks/sensors/driver/BarometerInternal.java
@@ -42,6 +42,7 @@ public class BarometerInternal implements SensorEventListener {
         if (pressureSensor == null) {
             Log.w(TAG, "No pressure sensor available.");
             this.observer = null;
+            return;
         }
 
         if (sensorManager.registerListener(this, pressureSensor, SAMPLING_PERIOD, handler)) {