diff --git a/ems-engine/src/main/java/it/integry/ems/logistic/service/SmartLogisticService.java b/ems-engine/src/main/java/it/integry/ems/logistic/service/SmartLogisticService.java
index 6d206cfa93..9c7a8fd062 100644
--- a/ems-engine/src/main/java/it/integry/ems/logistic/service/SmartLogisticService.java
+++ b/ems-engine/src/main/java/it/integry/ems/logistic/service/SmartLogisticService.java
@@ -602,7 +602,7 @@ public class SmartLogisticService {
dataVers = sdf.format(collo.getDataVers());
String keyCol = "" + collo.getGestione() + "" +
- "" + sdf.format(collo.getDataCollo()) + "" +
+ "" + CommonConstants.DATETIME_YMD_DASHED_FORMATTER.format(collo.getDataCollo()) + "" +
"" + collo.getNumCollo() + "" +
"" + collo.getSerCollo() + "" +
"" + dataOrd + "" +