diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77ec0ef..c7ac877 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 # Changelog
 Changelog for the dpdumper utility
 
-## [0.4.3] - 2024-09-??
+## [0.4.3] - 2024-09-28
 ### Fix
 - Fix reads with a data bus over 8 bits
 
diff --git a/src/dpdumper/frontend.py b/src/dpdumper/frontend.py
index fed6bbe..3728b28 100644
--- a/src/dpdumper/frontend.py
+++ b/src/dpdumper/frontend.py
@@ -117,7 +117,7 @@ def _build_argsparser() -> argparse.ArgumentParser:
                              action='store_true',
                              default=False,
                              help='If set, skip printing adapter notes and associated delays')
-    parser_read.add_argument('-rb', '--reverse_byte_order',
+    parser_write.add_argument('-rb', '--reverse_byte_order',
                              action='store_true',
                              default=False,
                              help='If set, the input file will be read in Little Endian format')