diff --git a/src/vsix/UI/Enums/RecentItemTypes.cs b/src/vsix/UI/Enums/RecentItemTypes.cs
index ba51a31..754a131 100644
--- a/src/vsix/UI/Enums/RecentItemTypes.cs
+++ b/src/vsix/UI/Enums/RecentItemTypes.cs
@@ -24,6 +24,8 @@ public static RecentItemType CalculateRecentItemType(this string instance)
 
                 "sln" => RecentItemType.Solution,
 
+                "slnf" => RecentItemType.Solution,
+
                 "vcxproj" => RecentItemType.CPlusPlusProject,
 
                 "vcxitems" => RecentItemType.CPlusPlusSharedProject,