diff --git a/serde_macros/src/attr.rs b/serde_macros/src/attr.rs
index 94402814..8d04b068 100644
--- a/serde_macros/src/attr.rs
+++ b/serde_macros/src/attr.rs
@@ -75,8 +75,8 @@ impl FieldAttrs {
                 quote_expr!(cx,
                             {
                                 match S::format() {
-                                    $arms,
-                                    _ => $default
+                                    $arms
+                                    _ => { $default }
                                 }
                             })
             },
diff --git a/serde_macros/src/de.rs b/serde_macros/src/de.rs
index ca9acbd3..04abdf98 100644
--- a/serde_macros/src/de.rs
+++ b/serde_macros/src/de.rs
@@ -309,7 +309,7 @@ fn deserialize_seq(
             let name = builder.id(format!("__field{}", i));
             quote_stmt!(cx,
                 let $name = match try!(visitor.visit()) {
-                    Some(value) => value,
+                    Some(value) => { value },
                     None => {
                         return Err(::serde::de::Error::end_of_stream_error());
                     }
@@ -622,8 +622,8 @@ fn deserialize_field_visitor(
         // No formats specific attributes, so no match on format required
         quote_expr!(cx,
                     match value {
-                        $default_field_arms,
-                        _ => Err(::serde::de::Error::unknown_field_error(value)),
+                        $default_field_arms
+                        _ => { Err(::serde::de::Error::unknown_field_error(value)) }
                     })
     } else {
         let field_arms : Vec<_> = formats.iter()
@@ -643,7 +643,7 @@ fn deserialize_field_visitor(
             .map(|(ref fmt, ref arms)| {
                 quote_arm!(cx, $fmt => {
                     match value {
-                        $arms,
+                        $arms
                         _ => {
                             Err(::serde::de::Error::unknown_field_error(value))
                         }
@@ -653,10 +653,10 @@ fn deserialize_field_visitor(
 
         quote_expr!(cx,
                     match __D::format() {
-                        $fmt_matches,
+                        $fmt_matches
                         _ => match value {
-                            $default_field_arms,
-                            _ => Err(::serde::de::Error::unknown_field_error(value)),
+                            $default_field_arms
+                            _ => { Err(::serde::de::Error::unknown_field_error(value)) }
                         }
                     })
     };
@@ -766,8 +766,8 @@ fn deserialize_map(
                         cx,
                         try!(visitor.missing_field(
                             match __D::format() {
-                                $arms,
-                                _ => $default
+                                $arms
+                                _ => { $default }
                             })))
                 }
             };
@@ -775,7 +775,7 @@ fn deserialize_map(
             quote_stmt!(cx,
                 let $field_name = match $field_name {
                     Some($field_name) => $field_name,
-                    None => $missing_expr,
+                    None => $missing_expr
                 };
             ).unwrap()
         })
diff --git a/serde_macros/src/ser.rs b/serde_macros/src/ser.rs
index 8dce8055..70699d8d 100644
--- a/serde_macros/src/ser.rs
+++ b/serde_macros/src/ser.rs
@@ -276,7 +276,7 @@ fn serialize_variant(
                         $type_name,
                         $variant_name,
                     )
-                },
+                }
             )
         }
         ast::TupleVariantKind(ref args) => {
@@ -488,11 +488,11 @@ fn serialize_tuple_struct_visitor(
             $where_clause {
                 #[inline]
                 fn visit<S>(&mut self, serializer: &mut S) -> ::std::result::Result<Option<()>, S::Error>
-                    where S: ::serde::ser::Serializer,
+                    where S: ::serde::ser::Serializer
                 {
                     match self.state {
                         $arms
-                        _ => Ok(None),
+                        _ => Ok(None)
                     }
                 }
 
@@ -572,7 +572,7 @@ fn serialize_struct_visitor<I>(
                 {
                     match self.state {
                         $arms
-                        _ => Ok(None),
+                        _ => Ok(None)
                     }
                 }