diff --git a/src/uncategorized/main.tw b/src/uncategorized/main.tw
index 72938077515a91743fb03a1dfe08b54b5199e8b3..c837eb12118e7ebc00fd75c7b0594eb9372e3d1b 100644
--- a/src/uncategorized/main.tw
+++ b/src/uncategorized/main.tw
@@ -88,7 +88,7 @@
 
 /* Check if custom rules have an assignation operator */
 <<set _RL = $defaultRules.length>>
-<<set _regex = /[^=<>]=[^=<>]/gi>>
+<<set _regex = /[^!=<>]=[^=<>]/gi>>
 <<set $rulesError = false>>
 <<for _itr = 0; _itr < _RL; _itr++>>
 	<<if $defaultRules[_itr].condition.function == "custom" && $defaultRules[_itr].condition.data.match(_regex)>>