diff --git a/boards/arduino-nano-33-ble/Makefile.include b/boards/arduino-nano-33-ble/Makefile.include
index 460e23b2bb..e92e0f5f93 100644
--- a/boards/arduino-nano-33-ble/Makefile.include
+++ b/boards/arduino-nano-33-ble/Makefile.include
@@ -12,20 +12,9 @@ ifeq ($(PROGRAMMER),bossa)
   BOSSA_ARDUINO_PREFLASH = yes
   PREFLASH_DELAY = 1
 
-  ifneq (,$(filter reset flash flash-only, $(MAKECMDGOALS)))
-    # Add 2 seconds delay before opening terminal: this is required when opening
-    # the terminal right after flashing. In this case, the stdio over USB needs
-    # some time after reset before being ready.
-    TERM_DELAY = 2
-    TERMDEPS += term-delay
-  endif
-
   include $(RIOTMAKE)/tools/bossa.inc.mk
 endif
 
-term-delay:
-	sleep $(TERM_DELAY)
-
 TESTRUNNER_CONNECT_DELAY ?= 2
 $(call target-export-variables,test,TESTRUNNER_CONNECT_DELAY)