diff --git a/src/policy/feerate.h b/src/policy/feerate.h
index 565da6c15..7e519e3ef 100644
--- a/src/policy/feerate.h
+++ b/src/policy/feerate.h
@@ -26,7 +26,6 @@ public:
     explicit CFeeRate(const CAmount& _nSatoshisPerK): nSatoshisPerK(_nSatoshisPerK) { }
     /** Constructor for a fee rate in satoshis per kB. The size in bytes must not exceed (2^63 - 1)*/
     CFeeRate(const CAmount& nFeePaid, size_t nBytes);
-    CFeeRate(const CFeeRate& other) { nSatoshisPerK = other.nSatoshisPerK; }
     /**
      * Return the fee in satoshis for the given size in bytes.
      */
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 4a8105523..f68d67764 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -39,11 +39,6 @@ CTxMemPoolEntry::CTxMemPoolEntry(const CTransactionRef& _tx, const CAmount& _nFe
     nSigOpCostWithAncestors = sigOpCost;
 }
 
-CTxMemPoolEntry::CTxMemPoolEntry(const CTxMemPoolEntry& other)
-{
-    *this = other;
-}
-
 void CTxMemPoolEntry::UpdateFeeDelta(int64_t newFeeDelta)
 {
     nModFeesWithDescendants += newFeeDelta - feeDelta;
diff --git a/src/txmempool.h b/src/txmempool.h
index 5b0db5266..65586a6e6 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -95,8 +95,6 @@ public:
                     bool spendsCoinbase,
                     int64_t nSigOpsCost, LockPoints lp);
 
-    CTxMemPoolEntry(const CTxMemPoolEntry& other);
-
     const CTransaction& GetTx() const { return *this->tx; }
     CTransactionRef GetSharedTx() const { return this->tx; }
     const CAmount& GetFee() const { return nFee; }