diff --git a/src/librustdoc/html/format.rs b/src/librustdoc/html/format.rs
index 7b21f37d2158..8221d1720e2c 100644
--- a/src/librustdoc/html/format.rs
+++ b/src/librustdoc/html/format.rs
@@ -565,7 +565,7 @@ impl fmt::Display for clean::Type {
                         primitive_link(f, PrimitiveType::Tuple, "(")?;
                         //carry f.alternate() into this display w/o branching manually
                         fmt::Display::fmt(one, f)?;
-                        primitive_link(f, PrimitiveType::Tuple, ")")
+                        primitive_link(f, PrimitiveType::Tuple, ",)")
                     }
                     many => {
                         primitive_link(f, PrimitiveType::Tuple, "(")?;