diff --git a/core/config/codenarc/rules.groovy b/core/config/codenarc/rules.groovy
index ea763669..6afd8400 100644
--- a/core/config/codenarc/rules.groovy
+++ b/core/config/codenarc/rules.groovy
@@ -359,7 +359,6 @@ ruleset {
     UnnecessarySelfAssignment
     UnnecessarySemicolon
     UnnecessaryStringInstantiation
-    UnnecessarySubstring
     UnnecessaryTernaryExpression
     UnnecessaryToString
     UnnecessaryTransientModifier