diff --git a/src/main/java/org/gcube/common/workspacetaskexecutor/dataminer/WorkspaceDataMinerTaskExecutor.java b/src/main/java/org/gcube/common/workspacetaskexecutor/dataminer/WorkspaceDataMinerTaskExecutor.java
index dc5ec9a..ae55397 100644
--- a/src/main/java/org/gcube/common/workspacetaskexecutor/dataminer/WorkspaceDataMinerTaskExecutor.java
+++ b/src/main/java/org/gcube/common/workspacetaskexecutor/dataminer/WorkspaceDataMinerTaskExecutor.java
@@ -494,20 +494,20 @@ public class WorkspaceDataMinerTaskExecutor implements ExecutableTask<TaskConfig
 
 			if(operator.equals(FilterOperator.LOGICAL_OR) && filterPassed>=1){
 				filteredListOperators.add(taskOperator);
-				logger.info("Added operator: "+taskOperator.getName() + " It is matching "+FilterOperator.LOGICAL_OR +" with filters: "+listFilterParameterTypes);
+				logger.info("Added operator: "+taskOperator.getName() + ". It is matching "+FilterOperator.LOGICAL_OR +" with filters: "+listFilterParameterTypes);
 				logger.trace("Operators are: "+taskOperator.getInputOperators());
 			//IN AND ALL FILTERS MUST BE MATCHED
 			}else if(operator.equals(FilterOperator.LOGICAL_AND) && filterPassed==listFilterParameterTypes.size()){
 				filteredListOperators.add(taskOperator);
-				logger.info("Added operator: "+taskOperator.getName()+ " It is matching "+FilterOperator.LOGICAL_AND +" with filters: "+listFilterParameterTypes);
+				logger.info("Added operator: "+taskOperator.getName()+ ". It is matching "+FilterOperator.LOGICAL_AND +" with filters: "+listFilterParameterTypes);
 				logger.trace("Operators are: "+taskOperator.getInputOperators());
 			}
 			else if(operator.equals(FilterOperator.LOGICAL_NOT) && filterPassed==0){
 				filteredListOperators.add(taskOperator);
-				logger.info("Added operator: "+taskOperator.getName() + " It is matching "+FilterOperator.LOGICAL_NOT +" with filters: "+listFilterParameterTypes);
+				logger.info("Added operator: "+taskOperator.getName() + ". It is matching "+FilterOperator.LOGICAL_NOT +" with filters: "+listFilterParameterTypes);
 				logger.trace("Operators are: "+taskOperator.getInputOperators());
 			}else{
-				logger.info("Removed operator: "+taskOperator.getName() + " It is not matching the operator: "+operator+" with filters: "+listFilterParameterTypes);
+				logger.info("Removed operator: "+taskOperator.getName() + ". It is not matching the operator: "+operator+" with filters: "+listFilterParameterTypes);
 				logger.trace("Operators are: "+taskOperator.getInputOperators());
 				filteredListOperators.remove(taskOperator);
 			}