diff --git a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/community/CommunityConfiguration.java b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/community/CommunityConfiguration.java
index 29ddde15f..844fe2962 100644
--- a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/community/CommunityConfiguration.java
+++ b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/community/CommunityConfiguration.java
@@ -131,7 +131,7 @@ public class CommunityConfiguration implements Serializable {
 				p -> {
 					if (p.getSnd() == null)
 						return p.getFst();
-					if (((SelectionConstraints) p.getSnd()).verifyCriteria(param))
+					if (p.getSnd().verifyCriteria(param))
 						return p.getFst();
 					else
 						return null;
diff --git a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/criteria/VerbResolver.java b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/criteria/VerbResolver.java
index 3d0db2063..f54a1ceba 100644
--- a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/criteria/VerbResolver.java
+++ b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/bulktag/criteria/VerbResolver.java
@@ -34,7 +34,7 @@ public class VerbResolver implements Serializable {
 				.collect(
 					Collectors
 						.toMap(
-							value -> (String) ((ClassInfo) value)
+							value -> (String) value
 								.getAnnotationInfo()
 								.get(0)
 								.getParameterValues()
diff --git a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/projecttoresult/SparkResultToProjectThroughSemRelJob.java b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/projecttoresult/SparkResultToProjectThroughSemRelJob.java
index 1f6264c18..17f6a057d 100644
--- a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/projecttoresult/SparkResultToProjectThroughSemRelJob.java
+++ b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/projecttoresult/SparkResultToProjectThroughSemRelJob.java
@@ -105,11 +105,7 @@ public class SparkResultToProjectThroughSemRelJob {
 					.stream()
 					.forEach(
 						(p -> {
-							if (potential_update
-								.getProjectSet()
-								.contains(p)) {
-								potential_update.getProjectSet().remove(p);
-							}
+                            potential_update.getProjectSet().remove(p);
 						}));
 			}
 			String resId = potential_update.getResultId();
diff --git a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/resulttoorganizationfrominstrepo/SparkResultToOrganizationFromIstRepoJob.java b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/resulttoorganizationfrominstrepo/SparkResultToOrganizationFromIstRepoJob.java
index 0c5e1d8be..ff34bd42a 100644
--- a/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/resulttoorganizationfrominstrepo/SparkResultToOrganizationFromIstRepoJob.java
+++ b/dhp-workflows/dhp-enrichment/src/main/java/eu/dnetlib/dhp/resulttoorganizationfrominstrepo/SparkResultToOrganizationFromIstRepoJob.java
@@ -136,9 +136,7 @@ public class SparkResultToOrganizationFromIstRepoJob {
 					.stream()
 					.forEach(
 						rId -> {
-							if (organization_list.contains(rId)) {
-								organization_list.remove(rId);
-							}
+							organization_list.remove(rId);
 						});
 			}
 			String resultId = potential_update.getResultId();