diff --git a/database/ffldb/blockio.go b/database/ffldb/blockio.go
index 2b415a17b0..1a9592691b 100644
--- a/database/ffldb/blockio.go
+++ b/database/ffldb/blockio.go
@@ -524,6 +524,7 @@ func (s *blockStore) readBlock(hash *chainhash.Hash, loc blockLocation) ([]byte,
 	serializedData := make([]byte, loc.blockLen)
 	n, err := blockFile.file.ReadAt(serializedData, int64(loc.fileOffset))
 	blockFile.RUnlock()
+	blockFile.file.Close()
 	if err != nil {
 		str := fmt.Sprintf("failed to read block %s from file %d, "+
 			"offset %d: %v", hash, loc.blockFileNum, loc.fileOffset,
@@ -584,6 +585,7 @@ func (s *blockStore) readBlockRegion(loc blockLocation, offset, numBytes uint32)
 	serializedData := make([]byte, numBytes)
 	_, err = blockFile.file.ReadAt(serializedData, int64(readOffset))
 	blockFile.RUnlock()
+	blockFile.file.Close()
 	if err != nil {
 		str := fmt.Sprintf("failed to read region from block file %d, "+
 			"offset %d, len %d: %v", loc.blockFileNum, readOffset,