diff --git a/Emby.Server.Implementations/Localization/countries.json b/Emby.Server.Implementations/Localization/countries.json
index d92dc880b1..811a7d4094 100644
--- a/Emby.Server.Implementations/Localization/countries.json
+++ b/Emby.Server.Implementations/Localization/countries.json
@@ -749,6 +749,12 @@
         "ThreeLetterISORegionName": "TAJ",
         "TwoLetterISORegionName": "TJ"
     },
+    {
+        "DisplayName": "Tanzania",
+        "Name": "TZ",
+        "ThreeLetterISORegionName": "TZA",
+        "TwoLetterISORegionName": "TZ"
+    },
     {
         "DisplayName": "Thailand",
         "Name": "TH",
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs
index 700ac5dced..5bcfc580ff 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs
@@ -22,7 +22,7 @@ namespace Jellyfin.Server.Implementations.Tests.Localization
             });
             var countries = localizationManager.GetCountries().ToList();
 
-            Assert.Equal(139, countries.Count);
+            Assert.Equal(140, countries.Count);
 
             var germany = countries.FirstOrDefault(x => x.Name.Equals("DE", StringComparison.Ordinal));
             Assert.NotNull(germany);