diff --git a/src/main/java/com/gamingmesh/jobs/container/BoostMultiplier.java b/src/main/java/com/gamingmesh/jobs/container/BoostMultiplier.java
index 2ac47041..e9309c1c 100644
--- a/src/main/java/com/gamingmesh/jobs/container/BoostMultiplier.java
+++ b/src/main/java/com/gamingmesh/jobs/container/BoostMultiplier.java
@@ -52,7 +52,7 @@ public class BoostMultiplier {
 
     public boolean isValid(CurrencyType type) {
 	boolean valid = time > System.currentTimeMillis();
-	if (!valid) {
+	if (time != 0L && !valid) {
 	    map.remove(type);
 	    time = 0L;
 	}