diff --git a/MVMCoreUI/OtherHandlers/CoreUIModelMapping.swift b/MVMCoreUI/OtherHandlers/CoreUIModelMapping.swift
index b339cf94..4c0f3f70 100644
--- a/MVMCoreUI/OtherHandlers/CoreUIModelMapping.swift
+++ b/MVMCoreUI/OtherHandlers/CoreUIModelMapping.swift
@@ -73,6 +73,7 @@ open class CoreUIModelMapping: ModelMapping {
         ModelRegistry.register(handler: Video.self, for: VideoModel.self)
         ModelRegistry.register(handler: Tilelet.self, for: TileletModel.self)
         ModelRegistry.register(handler: Badge.self, for: BadgeModel.self)
+        ModelRegistry.register(handler: Tooltip.self, for: TooltipModel.self)
 
         // MARK:- Horizontal Combination Molecules
         ModelRegistry.register(handler: StringAndMoleculeView.self, for: StringAndMoleculeModel.self)