diff --git a/boofilsic/settings.py b/boofilsic/settings.py
index 1215db03..363758cc 100644
--- a/boofilsic/settings.py
+++ b/boofilsic/settings.py
@@ -86,7 +86,7 @@ if DEBUG:
             'NAME': 'test',
             'USER': 'donotban',
             'PASSWORD': 'donotbansilvousplait',
-            'HOST': '192.168.13.72',
+            'HOST': '192.168.13.68',
             'OPTIONS': {
                 'client_encoding': 'UTF8',
                 # 'isolation_level': psycopg2.extensions.ISOLATION_LEVEL_DEFAULT,
@@ -173,7 +173,7 @@ CLIENT_SECRET = 'xwmEvlmudLCkBmvdzGf8m41Ug5o5di9xnDqeVLrcKSg'
 REPORT_MEDIA_PATH_ROOT = 'report/'
 MARKDOWNX_MEDIA_PATH = 'review/'
 BOOK_MEDIA_PATH_ROOT = 'book/'
-DEFAULT_BOOK_IMAGE = os.path.join(MEDIA_ROOT, BOOK_MEDIA_PATH_ROOT, 'default.jpg')
+DEFAULT_BOOK_IMAGE = os.path.join(BOOK_MEDIA_PATH_ROOT, 'default.jpg')
 
 # Mastodon domain name
 MASTODON_DOMAIN_NAME = 'donotban.com'
@@ -183,9 +183,9 @@ MASTODON_TIMEOUT = 30
 
 # Emoji code in mastodon
 # note the white spaces
-STAR_SOLID = ' :star_solid: '
-STAR_HALF = ' :star_half: '
-STAR_EMPTY = ' :star_empty: '
+STAR_SOLID = ':star_solid:'
+STAR_HALF = ':star_half:'
+STAR_EMPTY = ':star_empty:'
 
 # Default password for each user. since assword is not used any way,
 # any string that is not empty is ok
diff --git a/books/forms.py b/books/forms.py
index 2a5d3614..aa9fed25 100644
--- a/books/forms.py
+++ b/books/forms.py
@@ -63,7 +63,7 @@ class BookForm(forms.ModelForm):
             'author': forms.TextInput(attrs={'placeholder': _("多个作者使用英文逗号分隔")}),
             'translator': forms.TextInput(attrs={'placeholder': _("多个译者使用英文逗号分隔")}),
             'other_info': KeyValueInput(),
-            # 'cover': forms.FileInput(),
+            'cover': forms.FileInput(),
         }        
 
     def clean_isbn(self):
diff --git a/books/views.py b/books/views.py
index 34ca2e28..ddd0c913 100644
--- a/books/views.py
+++ b/books/views.py
@@ -79,7 +79,7 @@ def update(request, id):
         )
     elif request.method == 'POST':
         book = get_object_or_404(Book, pk=id)
-        form = BookForm(request.POST, instance=book)
+        form = BookForm(request.POST, request.FILES, instance=book)
         if form.is_valid():
             form.instance.last_editor = request.user
             form.instance.edited_time = timezone.now()
diff --git a/common/mastodon/utils.py b/common/mastodon/utils.py
index 1a37c0f2..7da7f94e 100644
--- a/common/mastodon/utils.py
+++ b/common/mastodon/utils.py
@@ -8,5 +8,7 @@ def rating_to_emoji(score):
     solid_stars = score // 2
     half_star = int(bool(score % 2))
     empty_stars = 5 - solid_stars if not half_star else 5 - solid_stars - 1
-    emoji_code = STAR_SOLID * solid_stars + STAR_HALF * half_star + STAR_SOLID * empty_stars
+    emoji_code = STAR_SOLID * solid_stars + STAR_HALF * half_star + STAR_EMPTY * empty_stars
+    emoji_code = emoji_code.replace("::", ": :")
+    emoji_code = ' ' + emoji_code + ' '
     return emoji_code
\ No newline at end of file
diff --git a/favicon.ico b/favicon.ico
new file mode 100644
index 00000000..2f24c2dd
Binary files /dev/null and b/favicon.ico differ
diff --git a/media/book/2020/05/0602f22871-766b-40ac-a2e4-902402ea5d84.jpg b/media/book/2020/05/0602f22871-766b-40ac-a2e4-902402ea5d84.jpg
new file mode 100644
index 00000000..6d1a2322
Binary files /dev/null and b/media/book/2020/05/0602f22871-766b-40ac-a2e4-902402ea5d84.jpg differ
diff --git a/media/book/2020/05/068d67cf4f-08a3-4a9c-a946-87c479953f81.jpg b/media/book/2020/05/068d67cf4f-08a3-4a9c-a946-87c479953f81.jpg
new file mode 100644
index 00000000..6d1a2322
Binary files /dev/null and b/media/book/2020/05/068d67cf4f-08a3-4a9c-a946-87c479953f81.jpg differ