diff --git a/src/main/java/info/bukova/isspst/services/requirement/RequirementServiceImpl.java b/src/main/java/info/bukova/isspst/services/requirement/RequirementServiceImpl.java
index d3d6d990..87b3fdd6 100644
--- a/src/main/java/info/bukova/isspst/services/requirement/RequirementServiceImpl.java
+++ b/src/main/java/info/bukova/isspst/services/requirement/RequirementServiceImpl.java
@@ -57,7 +57,8 @@ public class RequirementServiceImpl extends RequirementBaseServiceImpl<Requireme
 			return false;
 		}
 
-		if (entity.getSumTotal().compareTo(nextWf.getLimit()) == -1)
+		if ((entity.getSumTotal() != null) 
+				&& (entity.getSumTotal().compareTo(nextWf.getLimit()) == -1))
 		{
 			approve(entity, approvers.get(0));
 			return true;