diff --git a/docs/css/theme.css b/docs/css/theme.css
index d015e230..3c275f8f 100644
--- a/docs/css/theme.css
+++ b/docs/css/theme.css
@@ -12,8 +12,4 @@ a {
 
 .wy-menu-vertical a, .wy-side-nav-search>a {
     color: #ffffff;
-}
-
-.wy-side-nav-search .version-switch select option {
-    color: #404040;
-}
+}
\ No newline at end of file