diff --git a/sensors/2.0/default/Sensors.cpp b/sensors/2.0/default/Sensors.cpp
index efc8b05..855e66f 100644
--- a/sensors/2.0/default/Sensors.cpp
+++ b/sensors/2.0/default/Sensors.cpp
@@ -86,6 +86,17 @@
     const sp<ISensorsCallback>& sensorsCallback) {
     Result result = Result::OK;
 
+    // Ensure that all sensors are disabled
+    for (auto sensor : mSensors) {
+        sensor.second->activate(false /* enable */);
+    }
+
+    // Stop the Wake Lock thread if it is currently running
+    if (mReadWakeLockQueueRun.load()) {
+        mReadWakeLockQueueRun = false;
+        mWakeLockThread.join();
+    }
+
     // Save a reference to the callback
     mCallback = sensorsCallback;