diff --git a/dnet-pace-core/src/main/java/eu/dnetlib/pace/config/Config.java b/dnet-pace-core/src/main/java/eu/dnetlib/pace/config/Config.java
index 298ff94..91c1096 100644
--- a/dnet-pace-core/src/main/java/eu/dnetlib/pace/config/Config.java
+++ b/dnet-pace-core/src/main/java/eu/dnetlib/pace/config/Config.java
@@ -3,7 +3,6 @@ package eu.dnetlib.pace.config;
 import java.util.List;
 import java.util.Map;
 
-import eu.dnetlib.pace.condition.ConditionAlgo;
 import eu.dnetlib.pace.model.ClusteringDef;
 import eu.dnetlib.pace.model.FieldDef;
 import eu.dnetlib.pace.tree.support.TreeNodeDef;