diff --git a/Makefile b/Makefile
index 2d1e784..b6dac45 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,7 @@
 EXAMPLE_NAME := fido
 
+.NOTPARALLEL:
+
 all: | start-sim attach finish-message
 
 .PHONY: finish-message
diff --git a/fido2-patch/0001-Ignore-difference-between-the-sent-data-size-and-rep.patch b/fido2-patch/0001-Ignore-difference-between-the-sent-data-size-and-rep.patch
deleted file mode 100644
index d213de8..0000000
--- a/fido2-patch/0001-Ignore-difference-between-the-sent-data-size-and-rep.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-From aa6019ee64df3b85db92ffa3a4894f614b062437 Mon Sep 17 00:00:00 2001
-From: Szczepan Zalega <szczepan@nitrokey.com>
-Date: Mon, 27 Jun 2022 14:07:58 +0200
-Subject: [PATCH] Ignore difference between the sent data size and reported
-
-Required for the USB/IP simulation, as apparently calls on it always return 1.
----
- fido2/hid/base.py | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
-diff --git a/fido2/hid/base.py b/fido2/hid/base.py
-index a184265..5cc2187 100644
---- a/fido2/hid/base.py
-+++ b/fido2/hid/base.py
-@@ -74,7 +74,8 @@ def close(self):
- 
-     def write_packet(self, packet):
-         if os.write(self.handle, packet) != len(packet):
--            raise OSError("failed to write entire packet")
-+            # raise OSError("failed to write entire packet")
-+            pass
- 
-     def read_packet(self):
-         return os.read(self.handle, self.descriptor.report_size_in)
--- 
-2.35.3
-