diff --git a/packages/shipjs-lib/src/lib/config/defaultConfig.js b/packages/shipjs-lib/src/lib/config/defaultConfig.js
index e7393d60..b77488b2 100644
--- a/packages/shipjs-lib/src/lib/config/defaultConfig.js
+++ b/packages/shipjs-lib/src/lib/config/defaultConfig.js
@@ -116,6 +116,8 @@ export default {
   slack: {
     default: {
       username: 'Ship.js',
+      // eslint-disable-next-line camelcase
+      icon_emoji: ':passenger_ship:',
     },
     prepared: ({ appName, version, pullRequestUrl }) => ({
       pretext: `:writing_hand: The release for *${appName}@${version}* is prepared!`,