diff --git a/cccli/cli.py b/cccli/cli.py
index 7d4ac780bdd924503b34c58ba9db732b0b26912a..9b040d214e99f71aed701880204913f1b66d56fd 100644
--- a/cccli/cli.py
+++ b/cccli/cli.py
@@ -21,6 +21,8 @@ from sjrpc.client import SimpleRpcClient
 from sjrpc.utils import RpcHandler, ConnectionProxy, pure
 from sjrpc.core.exceptions import *
 
+
+
 class Cli(object):
     def __init__(self, settings):
         self.settings = settings
diff --git a/cccli/command.py b/cccli/command.py
index 9a6190bf7be067a9dccc18e46056c4e7dc8dfa8d..37a429be5ab954b2d58f48bf28fe03bfb847fc1e 100644
--- a/cccli/command.py
+++ b/cccli/command.py
@@ -161,9 +161,9 @@ class Command(object):
 
     def cmd_history(self, argv):
         '''Show history of commands'''
-        if not self.cli.history:
+        if not self.printer.history:
             raise cmdError("History is not available")
-        for l in self.cli.history:
+        for l in self.printer.history:
             self.printer.out(l)
     cmd_history.usage = "history"
     cmd_history.desc = "Show commands history"
diff --git a/cccli/printer.py b/cccli/printer.py
index c7ffe699bd1b4e05b2815176460bd7217147bd64..9774d9e9a57316a219aa2cb3105d9465ecd17b32 100644
--- a/cccli/printer.py
+++ b/cccli/printer.py
@@ -13,30 +13,30 @@ import cccli
 
 color = {
     # regular
-    "red": "\033[0;31m",
-    "green": "\033[0;32m",
-    "yellow": "\033[0;33m",
-    "blue": "\033[0;34m",
-    "purple": "\033[0;35m",
-    "cyan": "\033[0;36m",
-    "white": "\033[0;37m",
+    "red": "\001\033[0;31m\002",
+    "green": "\001\033[0;32m\002",
+    "yellow": "\001\033[0;33m\002",
+    "blue": "\001\033[0;34m\002",
+    "purple": "\001\033[0;35m\002",
+    "cyan": "\001\033[0;36m\002",
+    "white": "\001\033[0;37m\002",
     # lighted
-    "lred": "\033[1;31m",
-    "lgreen": "\033[1;32m",
-    "lyellow": "\033[1;33m",
-    "lblue": "\033[1;34m",
-    "lpurple": "\033[1;35m",
-    "lcyan": "\033[1;36m",
-    "lwhite": "\033[1;37m",
+    "lred": "\001\033[1;31m",
+    "lgreen": "\001\033[1;32m\002",
+    "lyellow": "\001\033[1;33m\002",
+    "lblue": "\001\033[1;34m\002",
+    "lpurple": "\001\033[1;35m\002",
+    "lcyan": "\001\033[1;36m\002",
+    "lwhite": "\001\033[1;37m\002",
     # underline
-    "ured": "\033[4;31m",
-    "ugreen": "\033[4;32m",
-    "uyellow": "\033[4;33m",
-    "ublue": "\033[4;34m",
-    "upurple": "\033[4;35m",
-    "ucyan": "\033[4;36m",
+    "ured": "\001\033[4;31m\002",
+    "ugreen": "\001\033[4;32m\002",
+    "uyellow": "\001\033[4;33m\002",
+    "ublue": "\001\033[4;34m\002",
+    "upurple": "\001\033[4;35m\002",
+    "ucyan": "\001\033[4;36m\002",
     # others
-    "reset": "\033[m",
+    "reset": "\001\033[m\002",
     }
 
 
@@ -152,7 +152,7 @@ class History(object):
 
     def removelast(self):
         '''Remove last history line'''
-        self.readline.remove_history_item(self.readline.get_current_history_length())
+        self.readline.remove_history_item(self.readline.get_current_history_length() - 1)
 
     def clear(self):
         '''Clear history'''