diff --git a/trac/htdocs/libcaca.css b/trac/htdocs/libcaca.css
index 099146f..5f62023 100644
--- a/trac/htdocs/libcaca.css
+++ b/trac/htdocs/libcaca.css
@@ -458,7 +458,7 @@ input[type="reset"]:hover,
 .plugin .uninstall input[type="submit"], #delete input[type="submit"] {
     background: #AD5151 url(bouton.png) no-repeat center top;
 }
-#addplug input[type="submit"], #save:hover {
+#addplug .buttons input[type="submit"], #save:hover {
     background: #73833F url(boutonhover.png) no-repeat center top;
 }
 .plugin .uninstall input[type="submit"]:hover, #delete input[type="submit"]:hover {
@@ -482,7 +482,7 @@ input[type="reset"]:hover,
 }
 
 /*Admin forms */
-#addplug input[type="submit"], .plugin .uninstall {
+#addplug .buttons, .plugin .uninstall {
     height:100px;
     margin:7px 0 18px;
     margin-top:7px;