diff --git a/Editor/VisualStudioCursorInstallation.cs b/Editor/VisualStudioCursorInstallation.cs
index d5f7a41..07234a2 100644
--- a/Editor/VisualStudioCursorInstallation.cs
+++ b/Editor/VisualStudioCursorInstallation.cs
@@ -584,6 +584,7 @@ namespace Microsoft.Unity.VisualStudio.Editor
 			var application = Path;
 
 			var workspace = TryFindWorkspace(directory);
+			// Use version-compatible null-coalescing for Unity 2019.4 (C# 7.3) support
 #if UNITY_2020_2_OR_NEWER
 			workspace ??= directory;
 #else