diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisher.java b/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisher.java
index a4d8aa7..7eda680 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisher.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisher.java
@@ -56,13 +56,13 @@ public interface ResourceRegistryPublisher {
 			throws SchemaViolationException, AlreadyPresentException, ResourceRegistryException;
 	
 	
-	public <ERElem extends ERElement> boolean exists(ERElem er)
+	public <ERElem extends ERElement> boolean exist(ERElem er)
 			throws AvailableInAnotherContextException, ResourceRegistryException;
 
-	public <ERElem extends ERElement> boolean exists(Class<ERElem> clazz, UUID uuid)
+	public <ERElem extends ERElement> boolean exist(Class<ERElem> clazz, UUID uuid)
 			throws AvailableInAnotherContextException, ResourceRegistryException;
 	
-	public boolean exists(String type, UUID uuid)
+	public boolean exist(String type, UUID uuid)
 			throws AvailableInAnotherContextException, ResourceRegistryException;
 	
 	
diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisherImpl.java b/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisherImpl.java
index 1297c62..36beb08 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisherImpl.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/publisher/ResourceRegistryPublisherImpl.java
@@ -340,22 +340,22 @@ public class ResourceRegistryPublisherImpl implements ResourceRegistryPublisher
 	}
 
 	@Override
-	public <ERElem extends ERElement> boolean exists(ERElem er)
+	public <ERElem extends ERElement> boolean exist(ERElem er)
 			throws AvailableInAnotherContextException, ResourceRegistryException {
 		String type = org.gcube.informationsystem.resourceregistry.api.utils.Utility.getTypeName(er);
 		UUID uuid = er.getHeader().getUUID();
-		return exists(type, uuid);
+		return exist(type, uuid);
 	}
 	
 	@Override
-	public <ERElem extends ERElement> boolean exists(Class<ERElem> clazz, UUID uuid)
+	public <ERElem extends ERElement> boolean exist(Class<ERElem> clazz, UUID uuid)
 			throws AvailableInAnotherContextException, ResourceRegistryException {
 		String type = org.gcube.informationsystem.resourceregistry.api.utils.Utility.getTypeName(clazz);
-		return exists(type, uuid);
+		return exist(type, uuid);
 	}
 
 	@Override
-	public boolean exists(String type, UUID uuid)
+	public boolean exist(String type, UUID uuid)
 			throws AvailableInAnotherContextException, ResourceRegistryException {
 		try {
 			logger.info("Going to check if {} with UUID {} exists", type, uuid);