diff --git a/public/js/legacy/wn/widgets/form/comments.js b/public/js/legacy/wn/widgets/form/comments.js
index 80b12b3323..e4f6d06b08 100644
--- a/public/js/legacy/wn/widgets/form/comments.js
+++ b/public/js/legacy/wn/widgets/form/comments.js
@@ -37,6 +37,11 @@ wn.widgets.form.sidebar.Comments = function(parent, sidebar, doctype, docname) {
 		else this.wrapper = $a(parent, 'div', 'sidebar-comment-wrapper');
 
 		this.input = $a_input(this.wrapper, 'text');
+		$(this.input).keydown(function(e) {
+			if(e.which==13) {
+				$(me.btn).click();
+			}
+		})
 		this.btn = $btn(this.wrapper, 'Post', function() { me.add_comment() }, {marginLeft:'8px'});
 
 		this.render_comments()
diff --git a/wnf.py b/wnf.py
index 453bef214e..6ac9212de1 100755
--- a/wnf.py
+++ b/wnf.py
@@ -75,8 +75,20 @@ def search_replace_with_prompt(fpath, txt1, txt2, force=False):
 	print colored('Updated', 'green')
 	
 def pull(remote, branch):
-	os.system('cd lib && git pull %s %s' % (remote, branch))
-	os.system('cd ../app && git pull %s %s' % (remote, branch))
+	os.chdir("lib")
+	os.system('git pull %s %s' % (remote, branch))
+	os.chdir("../app")
+	os.system('git pull %s %s' % (remote, branch))
+	rebuild()
+
+def rebuild():
+	# build js / css
+	from webnotes.utils import bundlejs
+	bundlejs.bundle(options.no_compress)		
+
+	# build cache
+	import website.web_cache
+	website.web_cache.refresh_cache(['Blog'])
 	
 def apply_latest_patches():
 	import webnotes.modules.patch_handler