diff --git a/dialects/mssql.go b/dialects/mssql.go
index 5340455d..4504eb55 100644
--- a/dialects/mssql.go
+++ b/dialects/mssql.go
@@ -538,7 +538,7 @@ WHERE IXS.TYPE_DESC='NONCLUSTERED' and OBJECT_NAME(IXS.OBJECT_ID) =?
 
 		colName = strings.Trim(colName, "` ")
 		var isRegular bool
-		if strings.HasPrefix(indexName, "IDX_"+tableName) || strings.HasPrefix(indexName, "UQE_"+tableName) {
+		if (strings.HasPrefix(indexName, "IDX_"+tableName) || strings.HasPrefix(indexName, "UQE_"+tableName)) && len(indexName) > (5+len(tableName)) {
 			indexName = indexName[5+len(tableName):]
 			isRegular = true
 		}