diff --git a/lib/src/parse/at_root_query.dart b/lib/src/parse/at_root_query.dart
index c1769b962..8c244d055 100644
--- a/lib/src/parse/at_root_query.dart
+++ b/lib/src/parse/at_root_query.dart
@@ -26,6 +26,7 @@ class AtRootQueryParser extends Parser {
         atRules.add(identifier().toLowerCase());
         whitespace();
       } while (lookingAtIdentifier());
+      scanner.expectDone();
 
       return new AtRootQuery(include, atRules);
     });
diff --git a/lib/src/parse/keyframe_selector.dart b/lib/src/parse/keyframe_selector.dart
index 6c53ffc2f..ade6c8eb0 100644
--- a/lib/src/parse/keyframe_selector.dart
+++ b/lib/src/parse/keyframe_selector.dart
@@ -28,6 +28,7 @@ class KeyframeSelectorParser extends Parser {
         }
         whitespace();
       } while (scanner.scanChar($comma));
+      scanner.expectDone();
 
       return selectors;
     });
diff --git a/lib/src/parse/media_query.dart b/lib/src/parse/media_query.dart
index 73bb4577b..c4247aec9 100644
--- a/lib/src/parse/media_query.dart
+++ b/lib/src/parse/media_query.dart
@@ -19,6 +19,7 @@ class MediaQueryParser extends Parser {
         whitespace();
         queries.add(_mediaQuery());
       } while (scanner.scanChar($comma));
+      scanner.expectDone();
       return queries;
     });
   }