diff --git a/Rules.md b/Rules.md
index b9d5ca23..7d7b5803 100644
--- a/Rules.md
+++ b/Rules.md
@@ -62,7 +62,7 @@ Tele-[SensorName]#[ValueName]
 Comparison operators are:
 
 |Operator|Function|
-|---|---|
+|:-:|:--|
 |`=` | equal to (used for string comparison)|
 |`==`| equal to (used for numerical comparison)|
 |`>`| greater than|