diff --git a/README.md b/README.md
index 0680286..135c60d 100644
--- a/README.md
+++ b/README.md
@@ -139,7 +139,7 @@ It includes the following fields:
 In addition to the two standard types and the sensor type enum, all drivers based on Adafruit_Sensor must also implement the following two functions:
 
 ```
-void getEvent(sensors_event_t*);
+bool getEvent(sensors_event_t*);
 ```
 Calling this function will populate the supplied sensors\_event\_t reference with the latest available sensor data.  You should call this function as often as you want to update your data.