diff --git a/Rakefile b/Rakefile
index db969f1..271eb17 100644
--- a/Rakefile
+++ b/Rakefile
@@ -232,12 +232,3 @@ task :debug => APPLICATION+".elf" do |t|
       exec("#{GDB} --eval-command='target extended-remote #{BMP_PORT}' --eval-command='monitor version' --eval-command='monitor swdp_scan' --eval-command='attach 1' #{t.source}")
   end
 end
-
-# reset device by setting the data width to 5 bis on the USB CDC ACM port
-ACM_PORT = ENV["ACM_PORT"] || ("/dev/ttyACM0"==BMP_PORT ? "/dev/ttyACM2" : "/dev/ttyACM0")
-
-desc "reset application using serial"
-task :reset do
-  sh "stty --file #{ACM_PORT} raw cs5"
-  sleep 0.5
-end