diff --git a/Sources/ManagedModels/Container/NSPersistentContainer+Data.swift b/Sources/ManagedModels/Container/NSPersistentContainer+Data.swift
index 50a8e09..b2ca366 100644
--- a/Sources/ManagedModels/Container/NSPersistentContainer+Data.swift
+++ b/Sources/ManagedModels/Container/NSPersistentContainer+Data.swift
@@ -13,6 +13,11 @@ extension NSPersistentContainer {
   //@MainActor - TBD :-)
   @inlinable
   public var mainContext : NSManagedObjectContext { viewContext }
+  
+  @inlinable
+  public var configurations : [ NSPersistentStoreDescription ] {
+    persistentStoreDescriptions
+  }
 
   convenience
   public init(for      model : NSManagedObjectModel,
@@ -29,11 +34,17 @@ extension NSPersistentContainer {
       return merged ?? model
     }()
     
+    var configurations = configurations
+    if configurations.isEmpty {
+      configurations.append(Self.defaultConfiguration)
+    }
+    
     // TBD: Is this correct? It is the container name, not the configuration
     //      name?
     let firstName = configurations.first(where: { !$0.name.isEmpty })?.name
                  ?? "ManagedModels"
 
+    assert(!configurations.isEmpty)
     self.init(
       name: firstName,
       managedObjectModel: combinedModel
@@ -61,6 +72,14 @@ extension NSPersistentContainer {
     viewContext.automaticallyMergesChangesFromParent = true
   }
 
+  private static var defaultConfiguration : ModelConfiguration {
+    .init(
+      path: nil, name: nil, schema: nil,
+      isStoredInMemoryOnly: false, allowsSave: true,
+      groupAppContainerIdentifier: nil, cloudKitContainerIdentifier: nil,
+      groupContainer: .none, cloudKitDatabase: .none
+    )
+  }
 }
 
 public extension NSPersistentContainer {
diff --git a/Tests/ManagedModelMacrosTests/ManagedModelMacrosTests.swift b/Tests/ManagedModelMacrosTests/ManagedModelMacrosTests.swift
index b1547c3..39dd66e 100644
--- a/Tests/ManagedModelMacrosTests/ManagedModelMacrosTests.swift
+++ b/Tests/ManagedModelMacrosTests/ManagedModelMacrosTests.swift
@@ -282,7 +282,7 @@ final class ModelMacroTests: XCTestCase {
       """
     ))
 
-    #if true
+    #if false
     print("Exploded:---\n")
     print(explodedSource)
     print("\n-----")
@@ -360,7 +360,7 @@ final class ModelMacroTests: XCTestCase {
       """
     ))
 
-    #if true
+    #if false
     print("Exploded:---\n")
     print(explodedSource)
     print("\n-----")