diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 3089cb16d0faa..54e54cf565312 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -17,7 +17,6 @@
 #include <util/moneystr.h>
 #include <util/system.h>
 #include <util/time.h>
-#include <validation.h>
 #include <validationinterface.h>
 
 #include <evo/specialtx.h>
@@ -29,6 +28,24 @@
 #include <cmath>
 #include <optional>
 
+CTxMemPoolEntry::CTxMemPoolEntry(const CTransactionRef& tx, CAmount fee,
+                                 int64_t time, unsigned int entry_height,
+                                 bool spends_coinbase, int64_t sigops_count, LockPoints lp)
+    : tx{tx},
+      nFee{fee},
+      nTxSize(tx->GetTotalSize()),
+      nUsageSize{RecursiveDynamicUsage(tx)},
+      nTime{time},
+      entryHeight{entry_height},
+      spendsCoinbase{spends_coinbase},
+      sigOpCount{sigops_count},
+      lockPoints{lp},
+      nSizeWithDescendants{GetTxSize()},
+      nModFeesWithDescendants{nFee},
+      nSizeWithAncestors{GetTxSize()},
+      nModFeesWithAncestors{nFee},
+      nSigOpCountWithAncestors{sigOpCount} {}
+
 bool TestLockPointValidity(CChain& active_chain, const LockPoints* lp)
 {
     AssertLockHeld(cs_main);