diff --git a/objects/command-line/definition.json b/objects/command-line/definition.json
index f80dd52..678a34f 100644
--- a/objects/command-line/definition.json
+++ b/objects/command-line/definition.json
@@ -1,20 +1,35 @@
 {
   "attributes": {
+    "command_line": {
+      "description": "command code line",
+      "misp-attribute": "text",
+      "multiple": true,
+      "ui-priority": 1
+    },
     "description": {
       "description": "description of the command",
       "misp-attribute": "text",
       "ui-priority": 1
     },
-    "value": {
-      "description": "command code",
+    "software": {
+      "description": "type of shell (bash/sh,powershell,cmd.exe)",
       "misp-attribute": "text",
-      "multiple": true,
+      "sane_default": [
+        "Shell",
+        "Bash",
+        "zsh",
+        "Powershell",
+        "cmd.exe"
+      ],
       "ui-priority": 1
     }
   },
   "description": "Command line and options related to a specific command executed by a program, whether it is malicious or not.",
   "meta-category": "misc",
   "name": "command-line",
+  "required": [
+    "command_line"
+  ],
   "uuid": "88ebe222-d3cc-11e9-875d-7f13f460adaf",
-  "version": 1
+  "version": 2
 }
\ No newline at end of file