diff --git a/src/validation.cpp b/src/validation.cpp
index b90ff440be..4fe02ed244 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4708,7 +4708,6 @@ void LoadExternalBlockFile(const CChainParams& chainparams, FILE* fileIn, FlatFi
                 if (dbp)
                     dbp->nPos = nBlockPos;
                 blkdat.SetLimit(nBlockPos + nSize);
-                blkdat.SetPos(nBlockPos);
                 std::shared_ptr<CBlock> pblock = std::make_shared<CBlock>();
                 CBlock& block = *pblock;
                 blkdat >> block;