diff --git a/CHANGES.md b/CHANGES.md
index 5ab65cd..6d1f281 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,9 @@
 
 ## 4.1.0 (not yet released)
 
+- [joyent/node-triton#73] `triton instance list --credentials` to include
+  "metadata.credentials" in instance listing.
+
 - node-triton#35 More easily distinguish KVM and LX and Docker images and
   instances.
 
diff --git a/lib/do_instance/do_list.js b/lib/do_instance/do_list.js
index fbf3cd2..adbdbf0 100644
--- a/lib/do_instance/do_list.js
+++ b/lib/do_instance/do_list.js
@@ -65,6 +65,9 @@ function do_list(subcmd, opts, args, callback) {
         callback(e);
         return;
     }
+    if (opts.credentials) {
+        listOpts.credentials = true;
+    }
 
 
     var imgs;
@@ -143,6 +146,13 @@ do_list.options = [
         names: ['help', 'h'],
         type: 'bool',
         help: 'Show this help.'
+    },
+    {
+        names: ['credentials'],
+        type: 'bool',
+        help: 'Include generated credentials, in the "metadata.credentials" ' +
+            'keys, if any. Typically used with "-j", though one can show ' +
+            'values with "-o metadata.credentials".'
     }
 ].concat(common.getCliTableOptions({
     includeLong: true,