diff --git a/dictybase/content/content.proto b/dictybase/content/content.proto
index 9d07171..c009fc3 100644
--- a/dictybase/content/content.proto
+++ b/dictybase/content/content.proto
@@ -133,7 +133,7 @@ message ListParameters {
   // by a filter expression. It uses the following syntax...
   //        field_name operator expression
   //
-  // The following fields of `AnnotationAttributes` definition are allowed to
+  // The following fields of `ContentAttributes` definition are allowed to
   // be used for filtering
   //   * name        - page name (string).
   //   * slug        - page slug (string).