diff --git a/src/uncategorized/main.tw b/src/uncategorized/main.tw
index 87d76c8ee0192c78aaa0728ce363a9ef588e0af8..72938077515a91743fb03a1dfe08b54b5199e8b3 100644
--- a/src/uncategorized/main.tw
+++ b/src/uncategorized/main.tw
@@ -88,9 +88,10 @@
 
 /* Check if custom rules have an assignation operator */
 <<set _RL = $defaultRules.length>>
+<<set _regex = /[^=<>]=[^=<>]/gi>>
 <<set $rulesError = false>>
 <<for _itr = 0; _itr < _RL; _itr++>>
-	<<if $defaultRules[_itr].condition.function == "custom" && $defaultRules[_itr].condition.data.match(/[^=<>]=[^=<>]/gi)>>
+	<<if $defaultRules[_itr].condition.function == "custom" && $defaultRules[_itr].condition.data.match(_regex)>>
 		<<set $rulesError = true>>
 		<<break>>
 	<</if>>