diff --git a/src/chainparams.h b/src/chainparams.h
index 6940ed1b1..ccb7917c3 100644
--- a/src/chainparams.h
+++ b/src/chainparams.h
@@ -27,12 +27,6 @@ struct SeedSpec6 {
 
 typedef std::map<int, uint256> MapCheckpoints;
 
-struct CCheckpointData {
-    MapCheckpoints mapCheckpoints;
-    int64_t nTimeLastCheckpoint;
-    int64_t nTransactionsLastCheckpoint;
-    double fTransactionsPerDay;
-};
 
 /**
  * CChainParams defines various tweakable parameters of a given instance of the
@@ -57,6 +51,12 @@ public:
 
         MAX_BASE58_TYPES
     };
+    struct CCheckpointData {
+        MapCheckpoints mapCheckpoints;
+        int64_t nTimeLastCheckpoint;
+        int64_t nTransactionsLastCheckpoint;
+        double fTransactionsPerDay;
+    };
 
     const Consensus::Params& GetConsensus() const { return consensus; }
     const CMessageHeader::MessageStartChars& MessageStart() const { return pchMessageStart; }
@@ -93,7 +93,7 @@ public:
     void SetRegTestCoinbaseMustBeProtected() { consensus.fCoinbaseMustBeProtected = true; }
 
     void SetDefaultPort(uint16_t port) { nDefaultPort = port; }
-    void SetCheckpointData(CCheckpointData checkpointData);
+    void SetCheckpointData(Checkpoints::CCheckpointData checkpointData);
 
     //void setnonce(uint32_t nonce) { memcpy(&genesis.nNonce,&nonce,sizeof(nonce)); }
     //void settimestamp(uint32_t timestamp) { genesis.nTime = timestamp; }