diff --git a/tools/chunks/catchunks/pipeline-interests-aimd.hpp b/tools/chunks/catchunks/pipeline-interests-aimd.hpp
index ccaf08b..eaee573 100644
--- a/tools/chunks/catchunks/pipeline-interests-aimd.hpp
+++ b/tools/chunks/catchunks/pipeline-interests-aimd.hpp
@@ -40,7 +40,7 @@
 class PipelineInterestsAimd : public PipelineInterestsAdaptive
 {
 public:
-  PipelineInterestsAimd(Face& face, RttEstimator& rttEstimator,
+  PipelineInterestsAimd(Face& face, RttEstimatorWithStats& rttEstimator,
                         const Options& options = Options());
 
 private: