diff --git a/src/virtual-select.js b/src/virtual-select.js
index 54341a2..40ca2b2 100755
--- a/src/virtual-select.js
+++ b/src/virtual-select.js
@@ -1372,6 +1372,12 @@ export class VirtualSelect {
     this.hasOptionGroup = hasOptionGroup;
     this.hasEmptyValueOption = hasEmptyValueOption;
     this.setSortedOptions();
+
+    if (optionsLength) {
+      const $eleSearchInput = this.$searchInput;
+      $eleSearchInput.removeAttribute('disabled');
+    }
+
   }
 
   setServerOptions(options = []) {