diff --git a/src/parse.js b/src/parse.js
index 35c11a319..d2846672a 100644
--- a/src/parse.js
+++ b/src/parse.js
@@ -482,11 +482,19 @@ function parse(source, root, options) {
 
         var enm = new Enum(token);
         ifBlock(enm, function parseEnum_block(token) {
-            if (token === "option") {
-                parseOption(enm, token);
-                skip(";");
-            } else
-                parseEnumValue(enm, token);
+          switch(token) {
+            case "option":
+              parseOption(enm, token);
+              skip(";");
+              break;
+
+            case "reserved":
+              readRanges(enm.reserved || (enm.reserved = []), true);
+              break;
+
+            default:
+              parseEnumValue(enm, token);
+          }
         });
         parent.add(enm);
     }