diff --git a/cmd-parse.y b/cmd-parse.y
index 6d1fec7e..458092b4 100644
--- a/cmd-parse.y
+++ b/cmd-parse.y
@@ -871,7 +871,7 @@ cmd_parse_build_commands(struct cmd_parse_commands *cmds,
 			cmd_list_free(current);
 			return;
 		}
-		cmd_list_move(current, add);
+		cmd_list_append_all(current, add);
 		cmd_list_free(add);
 	}
 	if (current != NULL) {
diff --git a/cmd.c b/cmd.c
index 29f2d130..52c5ad74 100644
--- a/cmd.c
+++ b/cmd.c
@@ -594,7 +594,18 @@ cmd_list_append(struct cmd_list *cmdlist, struct cmd *cmd)
 	TAILQ_INSERT_TAIL(cmdlist->list, cmd, qentry);
 }
 
-/* Move all commands from one command list to another */
+/* Append all commands from one list to another.  */
+void
+cmd_list_append_all(struct cmd_list *cmdlist, struct cmd_list *from)
+{
+	struct cmd	*cmd;
+
+	TAILQ_FOREACH(cmd, from->list, qentry)
+		cmd->group = cmdlist->group;
+	TAILQ_CONCAT(cmdlist->list, from->list, qentry);
+}
+
+/* Move all commands from one command list to another. */
 void
 cmd_list_move(struct cmd_list *cmdlist, struct cmd_list *from)
 {
diff --git a/tmux.h b/tmux.h
index fb1631f9..3a825526 100644
--- a/tmux.h
+++ b/tmux.h
@@ -2256,6 +2256,7 @@ void		 cmd_free(struct cmd *);
 char		*cmd_print(struct cmd *);
 struct cmd_list	*cmd_list_new(void);
 void		 cmd_list_append(struct cmd_list *, struct cmd *);
+void		 cmd_list_append_all(struct cmd_list *, struct cmd_list *);
 void		 cmd_list_move(struct cmd_list *, struct cmd_list *);
 void		 cmd_list_free(struct cmd_list *);
 char		*cmd_list_print(struct cmd_list *, int);