diff --git a/LibationLauncher/LibationLauncher.csproj b/LibationLauncher/LibationLauncher.csproj
index 111fd6f3..954b0922 100644
--- a/LibationLauncher/LibationLauncher.csproj
+++ b/LibationLauncher/LibationLauncher.csproj
@@ -13,7 +13,7 @@
     <!-- <PublishSingleFile>true</PublishSingleFile> -->
     <RuntimeIdentifier>win-x64</RuntimeIdentifier>
 
-    <Version>3.1.11.10</Version>
+    <Version>3.1.11.11</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/LibationWinForms/UNTESTED/Dialogs/SettingsDialog.cs b/LibationWinForms/UNTESTED/Dialogs/SettingsDialog.cs
index ddc1edc7..eab34583 100644
--- a/LibationWinForms/UNTESTED/Dialogs/SettingsDialog.cs
+++ b/LibationWinForms/UNTESTED/Dialogs/SettingsDialog.cs
@@ -77,8 +77,23 @@ namespace LibationWinForms.Dialogs
 
 		private void saveBtn_Click(object sender, EventArgs e)
 		{
-			config.DecryptKey = this.decryptKeyTb.Text;
-			config.LocaleCountryCode = this.audibleLocaleCb.Text;
+			var origLocale = config.LocaleCountryCode;
+			var newLocale = this.audibleLocaleCb.Text;
+
+			if (origLocale == newLocale)
+			{
+				config.DecryptKey = this.decryptKeyTb.Text;
+			}
+			else
+			{
+				// when changing locale:
+				// - delete decrypt key
+				// - clear/delete identity tokens file
+				config.LocaleCountryCode = newLocale;
+				config.DecryptKey = "";
+				File.Delete(AudibleApiStorage.IdentityTokensFile);
+			}
+
 			config.DownloadsInProgressEnum = downloadsInProgressLibationFilesRb.Checked ? "LibationFiles" : "WinTemp";
 			config.DecryptInProgressEnum = decryptInProgressLibationFilesRb.Checked ? "LibationFiles" : "WinTemp";