diff --git a/basetheme_bootstrap/static/css/basetheme_bootstrap4_pasteur.css b/basetheme_bootstrap/static/css/basetheme_bootstrap4_pasteur.css
index 60302b32eb6bfc1da3c51e9e31f50e688100834c..a95850ebe7db034641170296cfbe346ef507ea4e 100644
--- a/basetheme_bootstrap/static/css/basetheme_bootstrap4_pasteur.css
+++ b/basetheme_bootstrap/static/css/basetheme_bootstrap4_pasteur.css
@@ -330,7 +330,6 @@ color: #0275e3;
 .btn-secondary.dropdown-toggle+.dropdown-menu{
     background-color: #81796a;
     border-color: #81796a;
-    border:#fff;
 }
 .btn-secondary.dropdown-toggle+.dropdown-menu>.dropdown-item{
     color: #fff;
@@ -357,7 +356,6 @@ color: #0275e3;
 .btn-primary.dropdown-toggle+.dropdown-menu{
     background-color: #0275e3;
     border-color: #0275e3;
-    border:#fff;
 }
 .btn-primary.dropdown-toggle+.dropdown-menu>.dropdown-item{
     color: #fff;