diff --git a/external_libraries.py b/external_libraries.py
index 7004a2cca..d9aa33195 100644
--- a/external_libraries.py
+++ b/external_libraries.py
@@ -20,7 +20,7 @@ EXTERNAL_JS = [
 EXTERNAL_CSS = [
   'netdna.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.css',
   'netdna.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css',
-  'fonts.googleapis.com/css?family=Source+Sans+Pro:400,700',
+  'fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,700',
   's3.amazonaws.com/cdn.core-os.net/icons/core-icons.css'
 ]
 
diff --git a/static/css/core-ui.css b/static/css/core-ui.css
index 691d6a74f..d6281be96 100644
--- a/static/css/core-ui.css
+++ b/static/css/core-ui.css
@@ -879,6 +879,7 @@
 }
 
 .cor-title-link {
+  font-weight: 300;
   line-height: 30px;
   margin-top: 22px;
   margin-bottom: 10px;