diff --git a/app/src/main/java/com/termux/api/SensorAPI.java b/app/src/main/java/com/termux/api/SensorAPI.java
index 6753d1335..4b001c375 100644
--- a/app/src/main/java/com/termux/api/SensorAPI.java
+++ b/app/src/main/java/com/termux/api/SensorAPI.java
@@ -141,7 +141,7 @@ public void onAccuracyChanged(Sensor sensor, int i) {
         };
 
         protected static SensorCommandHandler getSensorCommandHandler(final String command) {
-            switch (command) {
+            switch (command == null ? "" : command) {
                 case "list":
                     return listHandler;
                 case "cleanup":