diff --git a/Source/AaxDecrypter/AaxDecrypter.csproj b/Source/AaxDecrypter/AaxDecrypter.csproj
index 83492352..5498c67f 100644
--- a/Source/AaxDecrypter/AaxDecrypter.csproj
+++ b/Source/AaxDecrypter/AaxDecrypter.csproj
@@ -13,7 +13,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-	  <PackageReference Include="AAXClean.Codecs" Version="0.5.10" />
+	  <PackageReference Include="AAXClean.Codecs" Version="0.5.11" />
 	</ItemGroup>
 
 	<ItemGroup>
diff --git a/Source/AaxDecrypter/AaxcDownloadSingleConverter.cs b/Source/AaxDecrypter/AaxcDownloadSingleConverter.cs
index e41389a6..1baf9a9a 100644
--- a/Source/AaxDecrypter/AaxcDownloadSingleConverter.cs
+++ b/Source/AaxDecrypter/AaxcDownloadSingleConverter.cs
@@ -117,7 +117,7 @@ namespace AaxDecrypter
 				outputFile.Close();
 
 				if (aaxConversion is not null)
-					aaxConversion.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate;
+					aaxConversion.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate;
 
 				Step_DownloadAudiobook_End(zeroProgress);
 			}