diff --git a/routers/search.go b/routers/search.go
index c67950bca..11d5c548a 100644
--- a/routers/search.go
+++ b/routers/search.go
@@ -370,7 +370,7 @@ func replaceIngoreUpperOrLower(dest string, destLower string, keywordLower strin
 		if destLower[i] == keywordLower[0] {
 			isFind := true
 			for j := 1; j < lenkeywordLower; j++ {
-				if keywordLower[j] != destLower[i+j] && (i+j) < lenDestLower {
+				if (i+j) < lenDestLower && keywordLower[j] != destLower[i+j] {
 					isFind = false
 					break
 				}