--- a/browser/locales/search/list.json
+++ b/browser/locales/search/list.json
@@ -749,17 +749,17 @@
         "visibleDefaultEngines": [
           "yandex-tr", "google", "ddg", "twitter", "wikipedia-tr"
         ]
       }
     },
     "uk": {
       "default": {
         "visibleDefaultEngines": [
-          "google", "yandex-uk", "meta-ua", "ddg", "wikipedia-uk", "metamarket"
+          "google", "bing", "meta-ua", "ddg", "wikipedia-uk", "metamarket"
         ]
       }
     },
     "ur": {
       "default": {
         "visibleDefaultEngines": [
           "google", "bing", "amazon-in", "ddg", "twitter", "wikipedia-ur"
         ]

deleted file mode 100644
--- a/browser/locales/searchplugins/yandex-uk.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this
-   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-
-<SearchPlugin xmlns="http://www.mozilla.org/2006/browser/search/">
-<ShortName>Яндекс</ShortName>
-<Description>Пошук Яндексом.</Description>
-<InputEncoding>UTF-8</InputEncoding>
-<Image width="16" height="16">resource://search-plugins/images/yandex-ru.ico</Image>
-<Url type="application/x-suggestions+json" method="GET" template="https://suggest.yandex.ua/suggest-ff.cgi">
-  <Param name="part" value="{searchTerms}"/>
-</Url>
-<Url type="text/html" method="GET" template="https://www.yandex.ua/search" resultdomain="yandex.ua">
-  <MozParam name="clid" condition="purpose" purpose="searchbar"   value="2186618"/>
-  <MozParam name="clid" condition="purpose" purpose="keyword"     value="2186621"/>
-  <MozParam name="clid" condition="purpose" purpose="contextmenu" value="2186623"/>
-  <MozParam name="clid" condition="purpose" purpose="homepage"    value="2186617"/>
-  <MozParam name="clid" condition="purpose" purpose="newtab"      value="2186620"/>
-  <Param    name="text" value="{searchTerms}"/>
-</Url>
-<SearchForm>https://www.yandex.ua/</SearchForm>
-</SearchPlugin>