diff --git a/services/sensor/src/sensor_data_processer.cpp b/services/sensor/src/sensor_data_processer.cpp
index be50d8c78b9094e6397815e1acbb5e29c4a04db1..385d4a17440dd6bab44c7fab30b1d3f2c3bc2e25 100644
--- a/services/sensor/src/sensor_data_processer.cpp
+++ b/services/sensor/src/sensor_data_processer.cpp
@@ -356,7 +356,7 @@ int32_t SensorDataProcesser::ProcessEvents(sptr<ReportDataCallback> dataCallback
     int32_t eventNum = eventsBuf.eventNum;
     for (int32_t i = 0; i < eventNum; i++) {
         EventFilter(eventsBuf);
-        delete[] eventsBuf.circularBuf[eventsBuf.readPos].data;
+        delete eventsBuf.circularBuf[eventsBuf.readPos].data;
         eventsBuf.readPos++;
         if (eventsBuf.readPos == CIRCULAR_BUF_LEN) {
             eventsBuf.readPos = 0;