diff --git a/browser/components/search/test/marionette/test_engines_on_restart.py b/browser/components/search/test/marionette/test_engines_on_restart.py
index 6560fc170c44..c242aa365cc8 100644
--- a/browser/components/search/test/marionette/test_engines_on_restart.py
+++ b/browser/components/search/test/marionette/test_engines_on_restart.py
@@ -34,7 +34,7 @@ class TestEnginesOnRestart(MarionetteTestCase):
             return self.marionette.execute_async_script(textwrap.dedent(script))
 
     def test_engines(self):
-        self.assertEqual("google", self.get_default_search_engine())
+        self.assertTrue(self.get_default_search_engine().startswith("google"))
         self.marionette.set_pref("intl.locale.requested", "kk_KZ")
         self.marionette.restart(clean=False, in_app=True)
-        self.assertEqual("google", self.get_default_search_engine())
+        self.assertTrue(self.get_default_search_engine().startswith("google"))
diff --git a/toolkit/components/search/SearchEngine.jsm b/toolkit/components/search/SearchEngine.jsm
index 5d9c5a049f76..977339fa0bbb 100644
--- a/toolkit/components/search/SearchEngine.jsm
+++ b/toolkit/components/search/SearchEngine.jsm
@@ -389,7 +389,10 @@ function getInternalAliases(engine) {
     return [];
   }
   for (let [name, aliases] of ENGINE_ALIASES) {
-    if (engine._shortName == name) {
+    // This may match multiple engines (amazon vs amazondotcom), they
+    // shouldn't be installed together but if they are the first
+    // is picked.
+    if (engine._shortName.startsWith(name)) {
       return aliases;
     }
   }
diff --git a/toolkit/components/search/SearchService.jsm b/toolkit/components/search/SearchService.jsm
index 7d3c4d2db382..753b3db7329c 100644
--- a/toolkit/components/search/SearchService.jsm
+++ b/toolkit/components/search/SearchService.jsm
@@ -1950,9 +1950,14 @@ SearchService.prototype = {
       });
     }
 
+    let shortName = extension.id.split("@")[0];
+    if (locale != DEFAULT_TAG) {
+      shortName += "-" + locale;
+    }
+
     let params = {
       name: searchProvider.name.trim(),
-      shortName: extension.id.split("@")[0],
+      shortName,
       description: extension.manifest.description,
       searchForm: searchProvider.search_form,
       // AddonManager will sometimes encode the URL via `new URL()`. We want
diff --git a/toolkit/components/search/tests/xpcshell/searchconfigs/head_searchconfig.js b/toolkit/components/search/tests/xpcshell/searchconfigs/head_searchconfig.js
index 7ac97593a351..95b080ae7923 100644
--- a/toolkit/components/search/tests/xpcshell/searchconfigs/head_searchconfig.js
+++ b/toolkit/components/search/tests/xpcshell/searchconfigs/head_searchconfig.js
@@ -223,9 +223,6 @@ class SearchConfigTest {
 
   /**
    * Helper function to find an engine from within a list.
-   * Due to Amazon's current complex setup with three different identifiers,
-   * if the identifier is 'amazon', then we do a startsWith match. Otherwise
-   * we expect the names to equal.
    *
    * @param {Array} engines
    *   The list of engines to check.
@@ -235,10 +232,7 @@ class SearchConfigTest {
    *   Returns the engine if found, null otherwise.
    */
   _findEngine(engines, identifier) {
-    if (identifier == "amazon") {
-      return engines.find(engine => engine.identifier.startsWith(identifier));
-    }
-    return engines.find(engine => engine.identifier == identifier);
+    return engines.find(engine => engine.identifier.startsWith(identifier));
   }
 
   /**