diff --git a/src/Eccube/Resource/template/admin/Product/product.twig b/src/Eccube/Resource/template/admin/Product/product.twig
index 601e408fe31..28145e34061 100644
--- a/src/Eccube/Resource/template/admin/Product/product.twig
+++ b/src/Eccube/Resource/template/admin/Product/product.twig
@@ -751,7 +751,7 @@ file that was distributed with this source code.
                                 <div class="mb-3">
                                     <div class="form-row">
                                         <div class="col">
-                                            <div class="input-group mb-3">
+                                            <div class="input-group">
                                                 <div class="input-group-prepend">
                                                     <span class="input-group-text" id="basic-addon1">
                                                             <i class="fa fa-search"></i>