diff --git a/docs.md b/docs.md
index 0b48b5b..420f386 100644
--- a/docs.md
+++ b/docs.md
@@ -119,7 +119,7 @@ Relevant peripherals:
 > note: returns 0 if the magnitude is below 0.05 m/s
 
 - `getAxis()`: returns the body-frame axis the sensor measures along
-  - returns string "x", "y", and "z"
+  - returns string "x", "y", or "z"
 
 ### Analog Transmission