diff --git a/src/protocol-detail/probe.hpp b/src/protocol-detail/probe.hpp
index 7d61461..e6ff022 100644
--- a/src/protocol-detail/probe.hpp
+++ b/src/protocol-detail/probe.hpp
@@ -33,7 +33,7 @@
   encodeApplicationParameters(std::vector<std::tuple<std::string, std::string>>&& parameters);
 
   static void
-  decodeDataContent(const Block& block, std::vector<Name>& availableNames,
+  decodeDataContent(const Block& block, std::vector<std::pair<Name, int>>& availableNames,
                     std::vector<Name>& availableRedirection);
 
   // For CA use