diff --git a/tools/chunks/catchunks/pipeline-interests-aimd.hpp b/tools/chunks/catchunks/pipeline-interests-aimd.hpp
index eaee573..b83dfd6 100644
--- a/tools/chunks/catchunks/pipeline-interests-aimd.hpp
+++ b/tools/chunks/catchunks/pipeline-interests-aimd.hpp
@@ -37,7 +37,7 @@
 /**
  * @brief Implements AIMD window increase and decrease.
  */
-class PipelineInterestsAimd : public PipelineInterestsAdaptive
+class PipelineInterestsAimd final : public PipelineInterestsAdaptive
 {
 public:
   PipelineInterestsAimd(Face& face, RttEstimatorWithStats& rttEstimator,