diff --git a/mercurial/shelve.py b/mercurial/shelve.py
--- a/mercurial/shelve.py
+++ b/mercurial/shelve.py
@@ -941,6 +941,8 @@
     if opts.get("name"):
         shelved.append(opts["name"])
 
+    if interactive and opts.get('keep'):
+        raise error.Abort(_('--keep on --interactive is not yet supported'))
     if abortf or continuef:
         if abortf and continuef:
             raise error.Abort(_('cannot use both abort and continue'))
diff --git a/tests/test-shelve.t b/tests/test-shelve.t
--- a/tests/test-shelve.t
+++ b/tests/test-shelve.t
@@ -1456,3 +1456,7 @@
   record this change to 'bar2'?
   (enter ? for help) [Ynesfdaq?] y
   
+-- test for --interactive --keep
+  $ hg unshelve -i --keep
+  abort: --keep on --interactive is not yet supported
+  [255]