diff --git a/doc/ChangeLog.txt b/doc/ChangeLog.txt
index 496aab91..f4ab5751 100644
--- a/doc/ChangeLog.txt
+++ b/doc/ChangeLog.txt
@@ -9,7 +9,7 @@ See ApiChangeLog.txt for changes to the STA api.
 
 The write_sdc command supports a -mode argument.
 
-  read_sdc [-mode mode]
+  write_sdc [-mode mode]
 
 2026/03/23
 ----------
diff --git a/sdc/Sdc.tcl b/sdc/Sdc.tcl
index ead9a778..5588c8f1 100644
--- a/sdc/Sdc.tcl
+++ b/sdc/Sdc.tcl
@@ -45,7 +45,7 @@ proc_redirect read_sdc {
 
   if { [info exists keys(-mode)] } {
     set mode_name $keys(-mode)
-    set prev_mode [cmd_mode_name]
+    set prev_mode [cmd_mode]
     try {
       set_cmd_mode $mode_name
       include_file $filename $echo 0