diff --git a/src/Workspaces/Core/Portable/Workspace/Solution/ProjectId.cs b/src/Workspaces/Core/Portable/Workspace/Solution/ProjectId.cs
index 18fcc2858c3838c3696cb0d5bc54a49425d876ad..020a0ef163bcf7bc34a2d7afc328a26e2d46cf52 100644
--- a/src/Workspaces/Core/Portable/Workspace/Solution/ProjectId.cs
+++ b/src/Workspaces/Core/Portable/Workspace/Solution/ProjectId.cs
@@ -50,7 +50,7 @@ public static ProjectId CreateFromSerialized(Guid id, string debugName = null)
                 throw new ArgumentException(nameof(id));
             }
 
-            return new ProjectId(debugName);
+            return new ProjectId(id, debugName);
         }
 
         private string GetDebuggerDisplay()