diff --git a/DepotDownloader/AccountSettingsStore.cs b/DepotDownloader/AccountSettingsStore.cs
index 7e1594be..8deb2843 100644
--- a/DepotDownloader/AccountSettingsStore.cs
+++ b/DepotDownloader/AccountSettingsStore.cs
@@ -12,7 +12,7 @@ using ProtoBuf;
 namespace DepotDownloader
 {
     [ProtoContract]
-    class AccountSettingsStore
+    public class AccountSettingsStore
     {
         // Member 1 was a Dictionary<string, byte[]> for SentryData.
 
diff --git a/DepotDownloader/ContentDownloader.cs b/DepotDownloader/ContentDownloader.cs
index 55b9cb81..a52934f9 100644
--- a/DepotDownloader/ContentDownloader.cs
+++ b/DepotDownloader/ContentDownloader.cs
@@ -15,11 +15,11 @@ using SteamKit2.CDN;
 
 namespace DepotDownloader
 {
-    class ContentDownloaderException(string value) : Exception(value)
+    public class ContentDownloaderException(string value) : Exception(value)
     {
     }
 
-    static class ContentDownloader
+    public static class ContentDownloader
     {
         public const uint INVALID_APP_ID = uint.MaxValue;
         public const uint INVALID_DEPOT_ID = uint.MaxValue;
diff --git a/DepotDownloader/DownloadConfig.cs b/DepotDownloader/DownloadConfig.cs
index c0d4f6cb..e3b7d609 100644
--- a/DepotDownloader/DownloadConfig.cs
+++ b/DepotDownloader/DownloadConfig.cs
@@ -6,7 +6,7 @@ using System.Text.RegularExpressions;
 
 namespace DepotDownloader
 {
-    class DownloadConfig
+    public class DownloadConfig
     {
         public int CellID { get; set; }
         public bool DownloadAllPlatforms { get; set; }