diff --git a/lms/static/sass/base/_variables.scss b/lms/static/sass/base/_variables.scss
index 2bbb34a03f..30d49f5e0e 100644
--- a/lms/static/sass/base/_variables.scss
+++ b/lms/static/sass/base/_variables.scss
@@ -132,7 +132,7 @@ $footer_margin: ($baseline/4) 0 ($baseline*1.5) 0;
 //-----------------
 $homepage-bg-image: '../images/homepage-bg.jpg';
 
-$login-banner-image: '../images/bg-banner-login.png';
-$register-banner-image: '../images/bg-banner-register.png';
+$login-banner-image: url(../images/bg-banner-login.png);
+$register-banner-image: url(../images/bg-banner-register.png);
 
 $video-thumb-url: '../images/courses/video-thumb.jpg';
diff --git a/lms/static/sass/multicourse/_account.scss b/lms/static/sass/multicourse/_account.scss
index 7528368986..5fcff57074 100644
--- a/lms/static/sass/multicourse/_account.scss
+++ b/lms/static/sass/multicourse/_account.scss
@@ -493,7 +493,7 @@
     header {
       height: 120px;
       border-bottom: 1px solid $m-gray;
-      background: transparent url($login-banner-image) 0 0 no-repeat;
+      background: transparent $login-banner-image 0 0 no-repeat;
     }
   }
 }
@@ -507,7 +507,7 @@
     header {
       height: 120px;
       border-bottom: 1px solid $m-gray;
-      background: transparent url($register-banner-image) 0 0 no-repeat;
+      background: transparent $register-banner-image 0 0 no-repeat;
     }
   }
 }