diff --git a/src/main/java/com/covas/Entity/EventEntity.java b/src/main/java/com/covas/Entity/EventEntity.java
index b028523..bef4dd4 100644
--- a/src/main/java/com/covas/Entity/EventEntity.java
+++ b/src/main/java/com/covas/Entity/EventEntity.java
@@ -24,6 +24,8 @@ public class EventEntity extends PanacheMongoEntity {
 
     public Collection<String> interesses;
 
+    public Collection<String> publication;
+
     public String reservation;
 
     public Confidentialite confidentialite;
diff --git a/src/main/java/com/covas/Entity/GroupEntity.java b/src/main/java/com/covas/Entity/GroupEntity.java
index f2a7e5e..7293ebd 100644
--- a/src/main/java/com/covas/Entity/GroupEntity.java
+++ b/src/main/java/com/covas/Entity/GroupEntity.java
@@ -17,6 +17,8 @@ public class GroupEntity extends PanacheMongoEntity {
 
     public Collection<String> membres;
 
+    public Collection<String> publication;
+
     public LocalDateTime created_at;
     public LocalDateTime updated_at;
     public LocalDateTime deleted_at;
diff --git a/src/main/java/com/covas/Resources/EventRessources.java b/src/main/java/com/covas/Resources/EventRessources.java
index 38f51b4..09d418b 100644
--- a/src/main/java/com/covas/Resources/EventRessources.java
+++ b/src/main/java/com/covas/Resources/EventRessources.java
@@ -270,4 +270,31 @@ public class EventRessources {
         }
         return Response.status(status).build();
     }
+
+    // Patch
+
+    @PATCH
+    @Consumes(MediaType.APPLICATION_JSON)
+    @RolesAllowed({"Admin", "User"})
+    @Path("{id}")
+    @Transactional
+    public Response createPublishers(@Context SecurityContext ctx, @CookieParam("user") String userCookie, @PathParam("id") String id, @PathParam("publisher") String publisher) {
+
+            UUID kid = UUID.fromString(jwt.getClaim(Claims.kid));
+            UsersEntity user = UsersEntity.findById(kid);
+            Response.Status status = getResponseCheck(ctx, userCookie, user);
+            if (status.equals(Response.Status.OK)) {
+                EventEntity singleEvent = EventEntity.find("id", new ObjectId(id)).firstResult();
+                status = Response.Status.NOT_FOUND;
+                if(singleEvent != null){
+                    status = Response.Status.NOT_MODIFIED;
+                    if(singleEvent.publication.add(publisher)){   
+                        singleEvent.updated_at = LocalDateTime.now();
+                        singleEvent.persist();
+                        status = Response.Status.CREATED;
+                    }
+                }
+            }            
+        return Response.status(status).build();
+    }
 }
diff --git a/src/main/java/com/covas/Resources/GroupRessources.java b/src/main/java/com/covas/Resources/GroupRessources.java
index 9b61b86..938a172 100644
--- a/src/main/java/com/covas/Resources/GroupRessources.java
+++ b/src/main/java/com/covas/Resources/GroupRessources.java
@@ -164,6 +164,33 @@ public class GroupRessources {
         return Response.status(status).entity(newGroup).build();
     }
 
+    // Patch
+
+    @PATCH
+    @Consumes(MediaType.APPLICATION_JSON)
+    @RolesAllowed({"Admin", "User"})
+    @Path("{id}")
+    @Transactional
+    public Response createPublishers(@Context SecurityContext ctx, @CookieParam("user") String userCookie, @PathParam("id") String id, @PathParam("publisher") String publisher) {
+
+            UUID kid = UUID.fromString(jwt.getClaim(Claims.kid));
+            UsersEntity user = UsersEntity.findById(kid);
+            Response.Status status = getResponseCheck(ctx, userCookie, user);
+            if (status.equals(Response.Status.OK)) {
+                GroupEntity singleGroup = GroupEntity.find("id", new ObjectId(id)).firstResult();
+                status = Response.Status.NOT_FOUND;
+                if(singleGroup != null){
+                    status = Response.Status.NOT_MODIFIED;
+                    if(singleGroup.publication.add(publisher)){   
+                        singleGroup.updated_at = LocalDateTime.now();
+                        singleGroup.persist();
+                        status = Response.Status.CREATED;
+                    }
+                }
+            }            
+        return Response.status(status).build();
+    }
+
 
     // DELETE
     @DELETE