diff --git a/README.md b/README.md
index 54af306f..e0cbbb7d 100644
--- a/README.md
+++ b/README.md
@@ -183,7 +183,9 @@ git clone --recursive https://github.com/Coldcard/firmware.git
 cd firmware
 
 # Apply address patch
-git apply unix/linux_addr.patch
+# if unix/linux_addr.patch exists use below command
+# not needed in current revision
+# git apply unix/linux_addr.patch
 
 #  * below is needed for ubuntu 24.04
 pushd external/micropython
diff --git a/unix/linux_addr.patch b/unix/linux_addr.patch
deleted file mode 100644
index d3223388..00000000
--- a/unix/linux_addr.patch
+++ /dev/null
@@ -1,16 +0,0 @@
-diff --git a/unix/variant/pyb.py b/unix/variant/pyb.py
-index 5e108da3..5a15fc9c 100644
---- a/unix/variant/pyb.py
-+++ b/unix/variant/pyb.py
-@@ -40,9 +40,9 @@ class USB_HID:
-         sfp_b = SOCKET_FILE_PATH.encode()
-         self.pipe = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
-         # If on linux, try commenting the following line
--        addr = bytes([len(sfp_b)+2, socket.AF_UNIX] + list(sfp_b))
-+        #addr = bytes([len(sfp_b)+2, socket.AF_UNIX] + list(sfp_b))
-         # If on linux, try uncommenting the following two lines
--        # addr = struct.pack('H108s', socket.AF_UNIX, sfp_b)
-+        addr = struct.pack('H108s', socket.AF_UNIX, sfp_b)
-         while 1:
-             try:
-                 self.pipe.bind(addr)
diff --git a/unix/variant/pyb.py b/unix/variant/pyb.py
index 5e108da3..b0b6b286 100644
--- a/unix/variant/pyb.py
+++ b/unix/variant/pyb.py
@@ -37,12 +37,8 @@ def __init__(self):
     def _open(self):
 
         assert SOCKET_FILE_PATH  # has to be set in sim_boot.py by caller
-        sfp_b = SOCKET_FILE_PATH.encode()
         self.pipe = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
-        # If on linux, try commenting the following line
-        addr = bytes([len(sfp_b)+2, socket.AF_UNIX] + list(sfp_b))
-        # If on linux, try uncommenting the following two lines
-        # addr = struct.pack('H108s', socket.AF_UNIX, sfp_b)
+        addr = struct.pack('H108s', socket.AF_UNIX, SOCKET_FILE_PATH.encode())
         while 1:
             try:
                 self.pipe.bind(addr)