diff --git a/generator/feature_generator.hpp b/generator/feature_generator.hpp
index 40f94f1a64..411b0b0a66 100644
--- a/generator/feature_generator.hpp
+++ b/generator/feature_generator.hpp
@@ -12,7 +12,7 @@ class FeatureBuilder1;
 
 namespace feature
 {
-  class GenerateInfo;
+  struct GenerateInfo;
 
   bool GenerateFeatures(GenerateInfo & info, bool lightNodes);