diff --git a/ledgerblue/hexLoader.py b/ledgerblue/hexLoader.py
index 651c3e1..0fa867d 100644
--- a/ledgerblue/hexLoader.py
+++ b/ledgerblue/hexLoader.py
@@ -942,14 +942,14 @@ def load(
                 if reverse:
                     chunk = data[offset - chunkLen : offset]
                     if self.createpackParams:
-                        self.loadPackSegmentChunk(offset - chunkLen, bytes(chunk))
+                        self.loadPackSegmentChunk(startAddress + offset - chunkLen, bytes(chunk))
                     else:
                         self.loadSegmentChunk(offset - chunkLen, bytes(chunk))
                 else:
                     chunk = data[offset : offset + chunkLen]
                     sha256.update(chunk)
                     if self.createpackParams:
-                        self.loadPackSegmentChunk(offset, bytes(chunk))
+                        self.loadPackSegmentChunk(startAddress + offset, bytes(chunk))
                     else:
                         self.loadSegmentChunk(offset, bytes(chunk))
                 if reverse: