diff --git a/src/avalanche.h b/src/avalanche.h
--- a/src/avalanche.h
+++ b/src/avalanche.h
@@ -126,7 +126,7 @@
     std::vector<CInv> invs;
 
 public:
-    AvalanchePoll(uint32_t roundIn, std::vector<CInv> invsIn)
+    AvalanchePoll(uint64_t roundIn, std::vector<CInv> invsIn)
         : round(roundIn), invs(invsIn) {}
 
     const std::vector<CInv> &GetInvs() const { return invs; }
@@ -275,7 +275,7 @@
     bool registerVotes(NodeId nodeid, const AvalancheResponse &response,
                        std::vector<AvalancheBlockUpdate> &updates);
 
-    bool addPeer(NodeId nodeid, uint32_t score);
+    bool addPeer(NodeId nodeid, int64_t score);
 
     bool startEventLoop(CScheduler &scheduler);
     bool stopEventLoop();
diff --git a/src/avalanche.cpp b/src/avalanche.cpp
--- a/src/avalanche.cpp
+++ b/src/avalanche.cpp
@@ -247,7 +247,7 @@
     return true;
 }
 
-bool AvalancheProcessor::addPeer(NodeId nodeid, uint32_t score) {
+bool AvalancheProcessor::addPeer(NodeId nodeid, int64_t score) {
     return peerSet.getWriteView()
         ->insert({nodeid, score, std::chrono::steady_clock::now()})
         .second;