diff --git a/src/librustdoc/html/render.rs b/src/librustdoc/html/render.rs
index 2be6177ea344..fb7a11fc8cff 100644
--- a/src/librustdoc/html/render.rs
+++ b/src/librustdoc/html/render.rs
@@ -1834,7 +1834,7 @@ fn item_module(w: &mut fmt::Formatter, cx: &Context,
                        <tr class='{stab} module-item'>
                            <td><a class='{class}' href='{href}'
                                   title='{title}'>{name}</a></td>
-                           <td class='docblock short'>
+                           <td class='docblock-short'>
                                {stab_docs} {docs}
                            </td>
                        </tr>",
diff --git a/src/librustdoc/html/static/rustdoc.css b/src/librustdoc/html/static/rustdoc.css
index c97cacd10c38..a27f92177f49 100644
--- a/src/librustdoc/html/static/rustdoc.css
+++ b/src/librustdoc/html/static/rustdoc.css
@@ -239,23 +239,23 @@ nav.sub {
 }
 .line-numbers span { cursor: pointer; }
 
-.docblock.short p {
+.docblock-short p {
     display: inline;
 }
 
-.docblock.short.nowrap {
+.docblock-short.nowrap {
     display: block;
     overflow: hidden;
     white-space: nowrap;
     text-overflow: ellipsis;
 }
 
-.docblock.short p {
+.docblock-short p {
     overflow: hidden;
     text-overflow: ellipsis;
     margin: 0;
 }
-.docblock.short code { white-space: nowrap; }
+.docblock-short code { white-space: nowrap; }
 
 .docblock h1, .docblock h2, .docblock h3, .docblock h4, .docblock h5 {
     border-bottom: 1px solid;
diff --git a/src/test/rustdoc/issue-32374.rs b/src/test/rustdoc/issue-32374.rs
index cdb4094ffe05..262a1ffce747 100644
--- a/src/test/rustdoc/issue-32374.rs
+++ b/src/test/rustdoc/issue-32374.rs
@@ -13,7 +13,7 @@
 
 #![unstable(feature="test", issue = "32374")]
 
-// @has issue_32374/index.html '//*[@class="docblock short"]' \
+// @has issue_32374/index.html '//*[@class="docblock-short"]' \
 //      '[Deprecated] [Unstable]'
 
 // @has issue_32374/struct.T.html '//*[@class="stab deprecated"]' \