diff --git a/src/escpos/escpos.py b/src/escpos/escpos.py
index 97f4df2..cb72204 100644
--- a/src/escpos/escpos.py
+++ b/src/escpos/escpos.py
@@ -33,7 +33,7 @@ from .constants import LINESPACING_FUNCS, LINESPACING_RESET
 from .constants import LINE_DISPLAY_OPEN, LINE_DISPLAY_CLEAR, LINE_DISPLAY_CLOSE
 from .constants import CD_KICK_DEC_SEQUENCE, CD_KICK_5, CD_KICK_2, PAPER_FULL_CUT, PAPER_PART_CUT
 from .constants import HW_RESET, HW_SELECT, HW_INIT
-from .constants import CTL_VT, CTL_HT, CTL_CR, CTL_FF, CTL_LF, CTL_SET_HT, PANEL_BUTTON_OFF, PANEL_BUTTON_ON
+from .constants import CTL_VT, CTL_CR, CTL_FF, CTL_LF, CTL_SET_HT, PANEL_BUTTON_OFF, PANEL_BUTTON_ON
 from .constants import TXT_STYLE
 from .constants import RT_STATUS_ONLINE, RT_MASK_ONLINE