diff --git a/src/testdir/test_usercommands.vim b/src/testdir/test_usercommands.vim
index 808a2c7..b3ba620 100644
--- a/src/testdir/test_usercommands.vim
+++ b/src/testdir/test_usercommands.vim
@@ -589,10 +589,10 @@
         \           execute('command DoCmd'))
 
   " Test output in verbose mode.
-  command! DoCmd :
+  command! -nargs=+ -complete=customlist,SomeFunc DoCmd :ls
   call assert_match("^\n"
         \        .. "    Name              Args Address Complete    Definition\n"
-        \        .. "    DoCmd             0                        :\n"
+        \        .. "    DoCmd             +            customlist,SomeFunc :ls\n"
         \        .. "\tLast set from .*/test_usercommands.vim line \\d\\+$",
         \           execute('verbose command DoCmd'))
 
diff --git a/src/usercmd.c b/src/usercmd.c
index 70f45aa..808d36c 100644
--- a/src/usercmd.c
+++ b/src/usercmd.c
@@ -548,6 +548,13 @@
 		{
 		    STRCPY(IObuff + len, command_complete[j].name);
 		    len += (int)STRLEN(IObuff + len);
+		    if (p_verbose > 0 && cmd->uc_compl_arg != NULL
+					    && STRLEN(cmd->uc_compl_arg) < 200)
+		    {
+			IObuff[len] = ',';
+			STRCPY(IObuff + len + 1, cmd->uc_compl_arg);
+			len += (int)STRLEN(IObuff + len);
+		    }
 		    break;
 		}
 
diff --git a/src/version.c b/src/version.c
index bc75522..bee41fd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4122,
+/**/
     4121,
 /**/
     4120,