diff --git a/lib/rules/security/not-rely-on-time.js b/lib/rules/security/not-rely-on-time.js
index <HASH>..<HASH> 100644
--- a/lib/rules/security/not-rely-on-time.js
+++ b/lib/rules/security/not-rely-on-time.js
@@ -28,7 +28,7 @@ class NotRelyOnTimeChecker extends BaseChecker {
   }
 
   MemberAccess(node) {
-    if (node.memberName === 'timestamp' && node.expression.name === 'block') {
+    if (node.expression.name === 'block' && node.memberName === 'timestamp') {
       this._warn(node)
     }
   }
Update lib/rules/security/not-rely-on-time.js