diff --git a/source/_integrations/modbus.markdown b/source/_integrations/modbus.markdown
index 64369d6e597..4823c1a616c 100644
--- a/source/_integrations/modbus.markdown
+++ b/source/_integrations/modbus.markdown
@@ -289,7 +289,7 @@ modbus:
 
 {% configuration %}
 data_type:
-  description: Response representation (int16, int32, int64, uint16, uint32, uint64, float16, float32, float64, string). `int/uint`are silently converted to `int16/uint16`.
+  description: Response representation (int8, int16, int32, int64, uint8, uint16, uint32, uint64, float16, float32, float64, string). `int/uint`are silently converted to `int16/uint16`.
   required: false
   type: string
   default: int16