diff --git a/phpBB/styles/prosilver/theme/common.css b/phpBB/styles/prosilver/theme/common.css
index ed462c770d..26ec23b2e6 100644
--- a/phpBB/styles/prosilver/theme/common.css
+++ b/phpBB/styles/prosilver/theme/common.css
@@ -476,6 +476,8 @@ dl.details dd {
 	margin-bottom: 5px;
 	float: left;
 	width: 65%;
+	overflow: hidden;
+	text-overflow: ellipsis;
 }
 
 .clearfix, #tabs, #minitabs, fieldset dl, ul.topiclist dl, dl.polls {
diff --git a/phpBB/styles/prosilver/theme/content.css b/phpBB/styles/prosilver/theme/content.css
index b6012f8a63..bf9e587ce1 100644
--- a/phpBB/styles/prosilver/theme/content.css
+++ b/phpBB/styles/prosilver/theme/content.css
@@ -669,6 +669,11 @@ fieldset.polls dd div {
 	margin-left: 8px;
 }
 
+.postprofile dd {
+	overflow: hidden;
+	text-overflow: ellipsis;
+}
+
 .postprofile strong {
 	font-weight: normal;
 }