diff --git a/lib/utils/ts-utils/ts-ast.js b/lib/utils/ts-utils/ts-ast.js
index 1021b4baf..c33e66220 100644
--- a/lib/utils/ts-utils/ts-ast.js
+++ b/lib/utils/ts-utils/ts-ast.js
@@ -400,9 +400,6 @@ function inferRuntimeType(context, node, checked = new Set()) {
             return ['Number']
           }
         }
-        if (node.literal.value instanceof RegExp) {
-          return ['RegExp']
-        }
       }
       return inferRuntimeTypeFromTypeNode(
         context,