diff --git a/pom.xml b/pom.xml
index 054b91cd32..c80634e3c0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,6 +71,8 @@
             <artifactId>commons-fileupload</artifactId>
             <version>1.3.3</version>
         </dependency>
+        <!-- commons-httpclient deprecated, use httpclient5 instead. To be removed in the future -->
+        <!-- Not upgrading to httpClient 4, because for new projects we should use httpclient5, and for old projects -->
        <dependency>
             <groupId>commons-httpclient</groupId>
             <artifactId>commons-httpclient</artifactId>
@@ -82,6 +84,29 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+			<groupId>org.apache.httpcomponents.client5</groupId>
+		    <artifactId>httpclient5</artifactId>
+		    <version>5.1</version>
+		    <exclusions>
+                <exclusion>
+                    <groupId>junit</groupId>
+                    <artifactId>junit</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+        			<artifactId>slf4j-api</artifactId>
+                </exclusion>
+                <exclusion>
+                     <groupId>org.apache.logging.log4j</groupId>
+       			     <artifactId>log4j-slf4j-impl</artifactId>
+                </exclusion>
+                <exclusion>
+                     <groupId>org.apache.logging.log4j</groupId>
+      			     <artifactId>log4j-core</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
@@ -140,7 +165,7 @@
 	    <version>2.14.1</version>
         </dependency>
         <!-- he Log4j 1.2 Bridge allows applications coded to use Log4j 1.2 API to use Log4j 2 instead 
-	see requirements https://logging.apache.org/log4j/2.x/log4j-1.2-api -->
+		see requirements https://logging.apache.org/log4j/2.x/log4j-1.2-api -->
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-1.2-api</artifactId>
diff --git a/src/test/java/fr/paris/lutece/portal/web/upload/UploadServletTest.java b/src/test/java/fr/paris/lutece/portal/web/upload/UploadServletTest.java
index dca2bdce86..c24a24d07e 100644
--- a/src/test/java/fr/paris/lutece/portal/web/upload/UploadServletTest.java
+++ b/src/test/java/fr/paris/lutece/portal/web/upload/UploadServletTest.java
@@ -42,11 +42,10 @@
 import javax.servlet.http.HttpServletResponse;
 
 import org.apache.commons.fileupload.FileItem;
-import org.apache.commons.httpclient.methods.PostMethod;
-import org.apache.commons.httpclient.methods.multipart.ByteArrayPartSource;
-import org.apache.commons.httpclient.methods.multipart.FilePart;
-import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;
-import org.apache.commons.httpclient.methods.multipart.Part;
+import org.apache.hc.client5.http.entity.mime.HttpMultipartMode;
+import org.apache.hc.client5.http.entity.mime.MultipartEntityBuilder;
+import org.apache.hc.core5.http.ContentType;
+import org.apache.hc.core5.http.HttpEntity;
 import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
 import org.springframework.beans.factory.support.DefaultListableBeanFactory;
 import org.springframework.context.ConfigurableApplicationContext;
@@ -104,7 +103,6 @@ public void testDoPost_Files_NoHandler( ) throws Exception
         ObjectMapper objectMapper = new ObjectMapper( );
         JsonNode objectNodeRef = objectMapper.readTree( strRefJson );
         JsonNode objectNodeJson = objectMapper.readTree( strResponseJson );
-
         assertEquals( objectNodeRef, objectNodeJson );
     }
 
@@ -233,17 +231,17 @@ private MockHttpServletRequest getMultipartRequest( ) throws Exception
         byte [ ] fileContent = new byte [ ] {
                 1, 2, 3
         };
-        Part [ ] parts = new Part [ ] {
-            new FilePart( "file1", new ByteArrayPartSource( "file1", fileContent ) )
-        };
-        MultipartRequestEntity multipartRequestEntity = new MultipartRequestEntity( parts, new PostMethod( ).getParams( ) );
+      
+        MultipartEntityBuilder builder = MultipartEntityBuilder.create();
+        builder.addBinaryBody("upfile", fileContent, ContentType.DEFAULT_BINARY, "file1");        
+        HttpEntity entity = builder.build();
         // Serialize request body
         ByteArrayOutputStream requestContent = new ByteArrayOutputStream( );
-        multipartRequestEntity.writeRequest( requestContent );
+        entity.writeTo(requestContent);
         // Set request body to HTTP servlet request
         request.setContent( requestContent.toByteArray( ) );
         // Set content type to HTTP servlet request (important, includes Mime boundary string)
-        request.setContentType( multipartRequestEntity.getContentType( ) );
+        request.setContentType( entity.getContentType( ) );
         request.setMethod( "POST" );
         return request;
     }