diff --git a/objects/microblog/definition.json b/objects/microblog/definition.json
index cb825fe..9594586 100644
--- a/objects/microblog/definition.json
+++ b/objects/microblog/definition.json
@@ -8,15 +8,22 @@
       "ui-priority": 1,
       "misp-attribute": "text"
     },
+    "title": {
+      "description": "Title of the post",
+      "ui-priority": 1,
+      "misp-attribute": "text"
+    },
     "url": {
       "description": "Original URL location of the microblog post (potentially malicious)",
       "ui-priority": 1,
+      "multiple": true,
       "misp-attribute": "url"
     },
     "link": {
       "description": "Original link into the microblog post (Supposed harmless)",
       "ui-priority": 1,
       "misp-attribute": "link",
+      "multiple": true,
       "to_ids": false
     },
     "archive": {
@@ -117,7 +124,7 @@
       "multiple": true
     }
   },
-  "version": 16,
+  "version": 17,
   "description": "Microblog post like a Twitter tweet or a post on a Facebook wall.",
   "meta-category": "misc",
   "uuid": "8ec8c911-ddbe-4f5b-895b-fbff70c42a60",
diff --git a/objects/user-account/definition.json b/objects/user-account/definition.json
index 2f68dbb..6f0e863 100644
--- a/objects/user-account/definition.json
+++ b/objects/user-account/definition.json
@@ -3,7 +3,7 @@
   "uuid": "49606b06-22f0-4ac8-8eee-2f12ad46f3d3",
   "meta-category": "misc",
   "description": "",
-  "version": 2,
+  "version": 3,
   "requiredOneOf": [
     "password",
     "username",
@@ -26,6 +26,12 @@
       "ui-priority": 1,
       "misp-attribute": "text"
     },
+    "user-avatar": {
+      "description": "A user profile picture or avatar.",
+      "ui-priority": 1,
+      "multiple": true,
+      "misp-attribute": "attachment"
+    },
     "password": {
       "description": "Password related to the username.",
       "ui-priority": 1,