diff --git a/src/data/backwardsCompatibility/backwardsCompatibility.js b/src/data/backwardsCompatibility/backwardsCompatibility.js
index 218dcf52171c1f9b2c4c25fa21a054641eecd21c..1762414375b22c8ba808076a74e636b5d3ea10d3 100644
--- a/src/data/backwardsCompatibility/backwardsCompatibility.js
+++ b/src/data/backwardsCompatibility/backwardsCompatibility.js
@@ -882,7 +882,7 @@ App.Update.globalVariables = function(node) {
 			V.building.sections.push(new App.Arcology.Section("penthouse", [[new App.Arcology.Cell.Penthouse()]]));
 		}
 
-		if (jQuery.isEmptyObject(V.trinkets)) {
+		if (!(V.trinkets instanceof Map) && jQuery.isEmptyObject(V.trinkets)) {
 			V.trinkets = new Map([]);
 			switch (V.PC.career) {
 				case "arcology owner":