diff --git a/binaries/data/mods/public/simulation/components/UnitAI.js b/binaries/data/mods/public/simulation/components/UnitAI.js
index a9369e707a..5d8842980a 100644
--- a/binaries/data/mods/public/simulation/components/UnitAI.js
+++ b/binaries/data/mods/public/simulation/components/UnitAI.js
@@ -2351,7 +2351,7 @@ UnitAI.prototype.UnitFsmSpec = {
 
 					// Give up on this order and try our next queued order
 					// but first check what is our next order and, if needed, insert a returnResource order
-					let cmpResourceGatherer = Engine.QueryInterface(this.entity, IID_ResourceGatherer);
+					var cmpResourceGatherer = Engine.QueryInterface(this.entity, IID_ResourceGatherer);
 					if (cmpResourceGatherer.IsCarrying(resourceType.generic) &&
 						this.orderQueue.length > 1 && this.orderQueue[1] !== "ReturnResource" &&
 						(this.orderQueue[1].type !== "Gather" || this.orderQueue[1].data.type.generic !== resourceType.generic))