diff --git a/CHANGELOG.md b/CHANGELOG.md
index 73ad03fa..a5a44aa2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Mzinga ChangeLog #
 
+## next ##
+
+* Viewer: Fixed bug with creating folder to save config
+
 ## v0.11.0 ##
 
 * Engine/Viewer: Fixed bug where loading default config looked in working directory, not app entrypoint
diff --git a/src/Mzinga.Viewer/App.axaml.cs b/src/Mzinga.Viewer/App.axaml.cs
index 89dd691a..fa1c1b04 100644
--- a/src/Mzinga.Viewer/App.axaml.cs
+++ b/src/Mzinga.Viewer/App.axaml.cs
@@ -104,7 +104,7 @@ private ViewerConfig LoadConfig()
 
             try
             {
-                using FileStream inputStream = new FileStream(ViewerConfigPath, FileMode.OpenOrCreate);
+                using FileStream inputStream = new FileStream(ViewerConfigPath, FileMode.Open);
                 viewerConfig.LoadConfig(inputStream);
             }
             catch (Exception) { }
@@ -116,6 +116,7 @@ private void SaveConfig()
         {
             try
             {
+                Directory.CreateDirectory(Path.GetDirectoryName(ViewerConfigPath));
                 using FileStream outputStream = new FileStream(ViewerConfigPath, FileMode.Create);
                 AppVM.ViewerConfig.InternalEngineConfig.CopyOptionsFrom(InternalEngineConfig.GetOptionsClone()); // Repopulate with current engine values
                 AppVM.ViewerConfig.SaveConfig(outputStream);