diff --git a/ChangeLog b/ChangeLog
index 24638456..8c01a689 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2020-09-22  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
+
+	Reported by Hannes Wallnöfer:
+	* avrdude.conf.in (m32m1): add "size" parameter in "efuse"
+	section
+
 2020-09-20  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
 
 	Submitted by Björn Mellström
diff --git a/NEWS b/NEWS
index ae3e6dfb..c3d58158 100644
--- a/NEWS
+++ b/NEWS
@@ -48,6 +48,8 @@ Current:
     bug #47376: ATtiny841 description missing in configuration file
     bug #49455: support for tiny441
     bug #57428: document when 'arduino' or 'wiring' should be used, and -D requirement of latter
+    bug #58095: error setting efuse on atmega328pb variant
+    no-id: efuse section on ATmega32M1 lacks 'size'
 
   * Patches:
     patch #9482: Add support for UPDI and AVR8X
diff --git a/avrdude.conf.in b/avrdude.conf.in
index fc2a6d46..f5f6a063 100644
--- a/avrdude.conf.in
+++ b/avrdude.conf.in
@@ -8833,6 +8833,7 @@ part parent "m328"
     bs2             = 0xe2;
 
     memory "efuse"
+        size = 1;
         read            = "0 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0",
                           "x x x x x x x x o o o o o o o o";
         write           = "1 0 1 0 1 1 0 0 1 0 1 0 0 1 0 0",