diff --git a/phpBB/assets/javascript/core.js b/phpBB/assets/javascript/core.js
index 02fb3ed08d..2c35875dca 100644
--- a/phpBB/assets/javascript/core.js
+++ b/phpBB/assets/javascript/core.js
@@ -1296,6 +1296,10 @@ phpbb.toggleDropdown = function() {
 			else if ((offset + width + 2) > windowWidth) {
 				$this.css('margin-left', (windowWidth - offset - width - 2) + 'px');
 			}
+
+			// Check whether the vertical scrollbar is present.
+			$this.toggleClass('dropdown-nonscroll', this.scrollHeight === $this.innerHeight());
+
 		});
 		var freeSpace = parent.offset().left - 4;
 
diff --git a/phpBB/styles/prosilver/theme/common.css b/phpBB/styles/prosilver/theme/common.css
index 19cd4e3139..ba567fd466 100644
--- a/phpBB/styles/prosilver/theme/common.css
+++ b/phpBB/styles/prosilver/theme/common.css
@@ -603,6 +603,14 @@ ul.linklist.bulletin > li.no-bulletin:before {
 	text-align: left;
 }
 
+.dropdown-contents > li {
+	padding-right: 15px;
+}
+
+.dropdown-nonscroll > li {
+	padding-right: 0;
+}
+
 .dropdown li:first-child, .dropdown li.separator + li, .dropdown li li {
 	border-top: 0;
 }