diff --git a/cao_osint.egg-info/PKG-INFO b/cao_osint.egg-info/PKG-INFO
index f93198a..bc0e30a 100644
--- a/cao_osint.egg-info/PKG-INFO
+++ b/cao_osint.egg-info/PKG-INFO
@@ -15,12 +15,12 @@ Requires-Dist: pyramid
 Requires-Dist: pyramid_jinja2
 Requires-Dist: pyramid_debugtoolbar
 Requires-Dist: waitress
-Requires-Dist: alembic
+Requires-Dist: alembic==1.4.2
 Requires-Dist: pyramid_retry
 Requires-Dist: pyramid_layout
 Requires-Dist: pyramid_tm
 Requires-Dist: python-magic
-Requires-Dist: SQLAlchemy
+Requires-Dist: SQLAlchemy==1.4.49
 Requires-Dist: transaction
 Requires-Dist: zope.sqlalchemy
 Requires-Dist: wtforms
diff --git a/cao_osint.egg-info/requires.txt b/cao_osint.egg-info/requires.txt
index 5910576..640960a 100644
--- a/cao_osint.egg-info/requires.txt
+++ b/cao_osint.egg-info/requires.txt
@@ -3,12 +3,12 @@ pyramid
 pyramid_jinja2
 pyramid_debugtoolbar
 waitress
-alembic
+alembic==1.4.2
 pyramid_retry
 pyramid_layout
 pyramid_tm
 python-magic
-SQLAlchemy
+SQLAlchemy==1.4.49
 transaction
 zope.sqlalchemy
 wtforms
diff --git a/cao_osint.sqlite b/cao_osint.sqlite
index c864666..9eba742 100644
Binary files a/cao_osint.sqlite and b/cao_osint.sqlite differ
diff --git a/cao_osint/services/blog_record.py b/cao_osint/services/blog_record.py
index 46283f2..2a254b5 100644
--- a/cao_osint/services/blog_record.py
+++ b/cao_osint/services/blog_record.py
@@ -25,13 +25,13 @@ class BlogRecordService(object):
         return query.get(_id)
 
     @classmethod
-    def get_last_created(cls, request):
-        # gest the 10 last created posts
+    def get_last_edited(cls, request):
+        # gest the 10 last edited posts
         query = request.dbsession.query(BlogRecord)
         if request.authenticated_userid == None:
             # if user is anonym, display only published posts
             query = query.filter(BlogRecord.status == 'publié')
-        query = query.order_by(sa.desc(BlogRecord.created)).limit(10).all()
+        query = query.order_by(sa.desc(BlogRecord.edited)).limit(10).all()
         return query
 
     @classmethod
diff --git a/cao_osint/static/theme.css b/cao_osint/static/theme.css
index 302815a..af05fee 100644
--- a/cao_osint/static/theme.css
+++ b/cao_osint/static/theme.css
@@ -83,7 +83,7 @@ h3, h4 {
 .navbar {
   font-family: Montserrat, sans-serif;
   margin-bottom: 0;
-  background-color: #bc2131;
+  background-color: #2F4F4F;
   border: 0;
   font-size: 14px !important;
   letter-spacing: 4px;
@@ -103,7 +103,7 @@ h3, h4 {
   border-color: transparent;
 }
 footer {
-  background-color: #bc2131;
+  background-color: #2F4F4F;
   color: #f5f5f5;
   padding: 32px;
 }
diff --git a/cao_osint/templates/home.jinja2 b/cao_osint/templates/home.jinja2
index 50c91c5..96885a3 100644
--- a/cao_osint/templates/home.jinja2
+++ b/cao_osint/templates/home.jinja2
@@ -11,7 +11,7 @@
 	<table id="posts_list" class="table table-condensed">
 	  {% for entry in last_ten %}
 		<tr>
-			<td>{{ entry.created.strftime("%d.%m.%Y") }}</td>
+			<td>{{ entry.edited.strftime("%d.%m.%Y") }}</td>
 			<td>
 				<a href="{{ request.route_url('blog', id=entry.id, slug=entry.slug) }}">{{ entry.title }}</a>
 			</td>
@@ -27,28 +27,6 @@
 	  {% endfor %}
 	</table>
 
-	<!--  formulaire de recherche	-->
-	<hr>
-	<br>
-	<br>
-	<div class="well">
-
-	<form id="search-form" role="form" action="/blog_search" method="post">
-		<div class="form-group">
-			<label for="criteria">{{ form.criteria.label }}</label>
-			<div class="input-group">
-				{{ form.criteria(class_='form-control') }}
-				<span class="input-group-btn">
-					<button class="btn btn-primary" type="submit" name="form.submitted">
-						Rechercher
-					</button>
-				</span>
-			</div>
-			{% for error in form.criteria.errors %}
-				<div class="text-danger">{{ error }}</div>
-			{% endfor %}
-		</div>
-	</form>
 	</div>
    
 {% endblock %}
diff --git a/cao_osint/views/default.py b/cao_osint/views/default.py
index 64b6ac5..9a918ae 100644
--- a/cao_osint/views/default.py
+++ b/cao_osint/views/default.py
@@ -16,16 +16,12 @@ import magic
 @view_config(route_name='home', renderer='../templates/home.jinja2', permission='view')
 def home(request):
     # get the last created posts
-    last_ten = BlogRecordService.get_last_created(request)
+    last_ten = BlogRecordService.get_last_edited(request)
 
-    criteria = ''
-    form = BlogSearchForm(request.POST)
 
     return {
         'page_title': "",
         'last_ten': last_ten,
-        'form': form,
-        'criteria': criteria,
         }
 
 
diff --git a/setup.py b/setup.py
index dea6ea6..1a3cbfb 100644
--- a/setup.py
+++ b/setup.py
@@ -14,12 +14,12 @@ requires = [
     'pyramid_jinja2',
     'pyramid_debugtoolbar',
     'waitress',
-    'alembic',
+    'alembic==1.4.2',
     'pyramid_retry',
 	'pyramid_layout',
     'pyramid_tm',
     'python-magic',
-    'SQLAlchemy',
+    'SQLAlchemy==1.4.49',
     'transaction',
     'zope.sqlalchemy',
     'wtforms',  # form library 2.2.1