diff --git a/src/platforms/posix/drivers/df_bmp280_wrapper/df_bmp280_wrapper.cpp b/src/platforms/posix/drivers/df_bmp280_wrapper/df_bmp280_wrapper.cpp
index 6ff773786b2..1cd6570fe3f 100644
--- a/src/platforms/posix/drivers/df_bmp280_wrapper/df_bmp280_wrapper.cpp
+++ b/src/platforms/posix/drivers/df_bmp280_wrapper/df_bmp280_wrapper.cpp
@@ -150,7 +150,7 @@ int DfBmp280Wrapper::_publish(struct baro_sensor_data &data)
 {
 	perf_begin(_baro_sample_perf);
 
-	baro_report baro_report;
+	baro_report baro_report = {};
 	baro_report.timestamp = hrt_absolute_time();
 
 	baro_report.pressure = data.pressure_pa / 100.0f; // to mbar