diff --git a/src/consola.js b/src/consola.js
index 95dd85e3..25b830e9 100644
--- a/src/consola.js
+++ b/src/consola.js
@@ -1,4 +1,5 @@
 import defaultTypes from './types'
+import { assignToLogObj } from './utils'
 
 export default class Consola {
   constructor (options = {}) {
@@ -67,15 +68,13 @@ export default class Consola {
           logObj.message = [arg1, arg2].concat(args).join(' ')
         } else {
           // [str] [obj?]
-          if (typeof arg2 === 'object') {
-            Object.assign(logObj, arg2)
-          }
+          assignToLogObj(logObj, arg2)
           logObj.message = arg1
         }
       } else {
         // [obj]
         if (typeof arg1 === 'object') {
-          Object.assign(logObj, arg1)
+          assignToLogObj(logObj, arg1)
         }
       }
 
diff --git a/src/utils.js b/src/utils.js
new file mode 100644
index 00000000..7e819b2c
--- /dev/null
+++ b/src/utils.js
@@ -0,0 +1,13 @@
+const VALID_LOGOBJ_KEYS = [
+  'message', 'date', 'scope',
+  'clear', 'badge', 'additional', 'stack', 'additionalStyle', 'icon'
+]
+
+export function assignToLogObj (logObj, obj) {
+  for (const key of VALID_LOGOBJ_KEYS) {
+    const val = obj[key]
+    if (typeof val !== 'undefined') {
+      logObj[key] = val
+    }
+  }
+}