diff --git a/datamodels/2.x/itop-portal-base/portal/web/css/portal.css b/datamodels/2.x/itop-portal-base/portal/web/css/portal.css
index 6767b3b614..42882123d4 100644
--- a/datamodels/2.x/itop-portal-base/portal/web/css/portal.css
+++ b/datamodels/2.x/itop-portal-base/portal/web/css/portal.css
@@ -139,8 +139,8 @@ footer {
     text-align: center;
   }
   #sidebar .logo img {
-    width: 40%;
     max-width: 100%;
+    max-height: 50px;
   }
   #main-wrapper {
     margin-top: 20px;
diff --git a/datamodels/2.x/itop-portal-base/portal/web/css/portal.scss b/datamodels/2.x/itop-portal-base/portal/web/css/portal.scss
index 4a6473a034..249a61f91c 100644
--- a/datamodels/2.x/itop-portal-base/portal/web/css/portal.scss
+++ b/datamodels/2.x/itop-portal-base/portal/web/css/portal.scss
@@ -144,8 +144,8 @@ footer{
 		text-align: center;
 	}
 	#sidebar .logo img{
-		width: 40%;
 		max-width: 100%;
+		max-height: 50px;
 	}
 
 	/* Main content */