diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3e2a056..1263b60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 ## [v4.1.0-SNAPSHOT]
 
 - Enhanced gcube-bom version
+- Added usage of common-utility to overcome issues with different Smartgears version (i.e. 3 and 4)
 
 
 ## [v4.0.1]
diff --git a/pom.xml b/pom.xml
index b471842..da0375d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,10 +50,15 @@
 			<groupId>org.gcube.common</groupId>
 			<artifactId>gxHTTP</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.gcube.common</groupId>
+			<artifactId>common-utility</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
 		</dependency>
+		
 		<!-- Test Dependencies -->
 		<dependency>
 			<groupId>junit</groupId>
diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java b/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java
index 6d90f1e..a225737 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/contexts/ResourceRegistryContextClientImpl.java
@@ -6,8 +6,10 @@ import java.util.List;
 import java.util.UUID;
 
 import org.gcube.com.fasterxml.jackson.core.JsonProcessingException;
+import org.gcube.common.context.ContextUtility;
 import org.gcube.common.gxhttp.reference.GXConnection;
 import org.gcube.common.gxhttp.request.GXHTTPStringRequest;
+import org.gcube.common.http.GXHTTPUtility;
 import org.gcube.informationsystem.contexts.reference.entities.Context;
 import org.gcube.informationsystem.model.impl.properties.HeaderImpl;
 import org.gcube.informationsystem.model.reference.properties.Header;
@@ -18,7 +20,6 @@ import org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegis
 import org.gcube.informationsystem.resourceregistry.api.exceptions.contexts.ContextAlreadyPresentException;
 import org.gcube.informationsystem.resourceregistry.api.exceptions.contexts.ContextNotFoundException;
 import org.gcube.informationsystem.resourceregistry.api.rest.ContextPath;
-import org.gcube.informationsystem.resourceregistry.api.rest.ServiceInstance;
 import org.gcube.informationsystem.resourceregistry.api.rest.httputils.HTTPUtility;
 import org.gcube.informationsystem.serialization.ElementMapper;
 import org.slf4j.Logger;
@@ -61,7 +62,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	protected List<Context> getAllContextFromServer() throws ResourceRegistryException {
 		try {
 			logger.trace("Going to read {} with UUID {}", Context.NAME);
-			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPStringRequest.newRequest(address);
+			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
 			gxHTTPStringRequest.from(ResourceRegistryContextClient.class.getSimpleName());
 			gxHTTPStringRequest.header("Accept", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
@@ -100,7 +101,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 			
 			logger.trace("Going to create {}", contextString);
 			
-			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPStringRequest.newRequest(address);
+			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
 			gxHTTPStringRequest.from(ResourceRegistryContextClient.class.getSimpleName());
 			gxHTTPStringRequest.header("Accept", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.header("Content-type", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
@@ -155,7 +156,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	public boolean existFromServer(String uuid) throws ContextNotFoundException, ResourceRegistryException {
 		try {
 			logger.trace("Going to read {} with UUID {}", Context.NAME, uuid);
-			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPStringRequest.newRequest(address);
+			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
 			gxHTTPStringRequest.from(ResourceRegistryContextClient.class.getSimpleName());
 			gxHTTPStringRequest.header("Accept", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
@@ -220,7 +221,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	
 	@Override
 	public Context readCurrentContext() throws ContextNotFoundException, ResourceRegistryException {
-		String contextFullName = ServiceInstance.getCurrentContextFullName();
+		String contextFullName = ContextUtility.getCurrentContextFullName();
 		ContextCache contextCache = ContextCache.getInstance();
 		UUID uuid = contextCache.getUUIDByFullName(contextFullName);
 		Context context = null;
@@ -261,7 +262,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	public String readFromServer(String uuid) throws ContextNotFoundException, ResourceRegistryException {
 		try {
 			logger.trace("Going to read {} with UUID {}", Context.NAME, uuid);
-			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPStringRequest.newRequest(address);
+			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
 			gxHTTPStringRequest.from(ResourceRegistryContextClient.class.getSimpleName());
 			gxHTTPStringRequest.header("Accept", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);
@@ -288,7 +289,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 			
 			UUID uuid = context.getHeader().getUUID();
 			
-			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPStringRequest.newRequest(address);
+			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
 			gxHTTPStringRequest.from(ResourceRegistryContextClient.class.getSimpleName());
 			gxHTTPStringRequest.header("Accept", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.header("Content-type", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
@@ -354,7 +355,7 @@ public class ResourceRegistryContextClientImpl implements ResourceRegistryContex
 	public boolean delete(String uuid) throws ContextNotFoundException, ResourceRegistryException {
 		try {
 			logger.trace("Going to delete {} with UUID {}", Context.NAME, uuid);
-			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPStringRequest.newRequest(address);
+			GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
 			gxHTTPStringRequest.from(ResourceRegistryContextClient.class.getSimpleName());
 			gxHTTPStringRequest.header("Accept", GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
 			gxHTTPStringRequest.path(ContextPath.CONTEXTS_PATH_PART);