diff --git a/types/json-rules-engine/index.d.ts b/types/json-rules-engine/index.d.ts
index 21ecb66c6a..9102716d3a 100644
--- a/types/json-rules-engine/index.d.ts
+++ b/types/json-rules-engine/index.d.ts
@@ -78,6 +78,7 @@ export class Rule {
         | 'equal'
         | 'notEqual'
         | 'lessThan'
+        | 'lessthanInclusive'
         | 'greaterThan'
         | 'greaterThanInclusive'
         | 'in'