diff --git a/ChangeLog b/ChangeLog
index 5162264c..fc7c9126 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2021-11-06  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
+
+	Submitted by Britton Kerin:
+	bug #57453: [PATCH] fix reference to nonexistant -m option by changing to -U
+	* avrdude.1: replace -m option by -U
+
 2021-11-06  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
 
 	Submitted by Andrew D'Addesio:
diff --git a/NEWS b/NEWS
index 3e87534d..ea319fff 100644
--- a/NEWS
+++ b/NEWS
@@ -56,6 +56,7 @@ Current:
     bug #60753: Patch #1436 breaks multiple programmer/device combinations on MacOS BigSur
     bug #59525: Bogus error message because Copy/Paste typo in stk500.c
     bug #58078: [PATCH] buspirate: remove compound literals (fixes GCC>=9)
+    bug #57453: [PATCH] fix reference to nonexistant -m option by changing to -U
 
   * Patches:
     patch #9482: Add support for UPDI and AVR8X
diff --git a/avrdude.1 b/avrdude.1
index aa4c697f..d6c43f96 100644
--- a/avrdude.1
+++ b/avrdude.1
@@ -250,7 +250,7 @@ lock bits can be programmed as well.  These are implemented within
 .Nm
 as separate memory types and can be programmed using data from a file
 (see the
-.Fl m
+.Fl U
 option) or from terminal mode (see the
 .Ar dump
 and