diff --git a/0001-use-fully-qualified-namespace-in-byteswap-macros.patch b/0001-use-fully-qualified-namespace-in-byteswap-macros.patch
new file mode 100644
index 0000000..da843be
--- /dev/null
+++ b/0001-use-fully-qualified-namespace-in-byteswap-macros.patch
@@ -0,0 +1,70 @@
+From ed6b6cd65c5a707842366e08eb7804828359b090 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig=20=28Debian/GNU=29?=
+ <umlaeute@debian.org>
+Date: Mon, 31 Jan 2022 14:41:41 +0100
+Subject: [PATCH] use fully qualified namespace in byteswap macros
+
+Closes: https://github.com/assimp/assimp/issues/4358
+---
+ include/assimp/ByteSwapper.h | 28 ++++++++++++++--------------
+ 1 file changed, 14 insertions(+), 14 deletions(-)
+
+diff --git a/include/assimp/ByteSwapper.h b/include/assimp/ByteSwapper.h
+index cf3a703b0..488f7a51d 100644
+--- a/include/assimp/ByteSwapper.h
++++ b/include/assimp/ByteSwapper.h
+@@ -211,7 +211,7 @@ template <typename T> struct ByteSwap::_swapper<T,8> {
+ // --------------------------------------------------------------------------------------
+ #if (defined AI_BUILD_BIG_ENDIAN)
+ #   define AI_LE(t) (t)
+-#   define AI_BE(t) ByteSwap::Swapped(t)
++#   define AI_BE(t) Assimp::ByteSwap::Swapped(t)
+ #   define AI_LSWAP2(p)
+ #   define AI_LSWAP4(p)
+ #   define AI_LSWAP8(p)
+@@ -219,16 +219,16 @@ template <typename T> struct ByteSwap::_swapper<T,8> {
+ #   define AI_LSWAP4P(p)
+ #   define AI_LSWAP8P(p)
+ #   define LE_NCONST const
+-#   define AI_SWAP2(p) ByteSwap::Swap2(&(p))
+-#   define AI_SWAP4(p) ByteSwap::Swap4(&(p))
+-#   define AI_SWAP8(p) ByteSwap::Swap8(&(p))
+-#   define AI_SWAP2P(p) ByteSwap::Swap2((p))
+-#   define AI_SWAP4P(p) ByteSwap::Swap4((p))
+-#   define AI_SWAP8P(p) ByteSwap::Swap8((p))
++#   define AI_SWAP2(p) Assimp::ByteSwap::Swap2(&(p))
++#   define AI_SWAP4(p) Assimp::ByteSwap::Swap4(&(p))
++#   define AI_SWAP8(p) Assimp::ByteSwap::Swap8(&(p))
++#   define AI_SWAP2P(p) Assimp::ByteSwap::Swap2((p))
++#   define AI_SWAP4P(p) Assimp::ByteSwap::Swap4((p))
++#   define AI_SWAP8P(p) Assimp::ByteSwap::Swap8((p))
+ #   define BE_NCONST
+ #else
+ #   define AI_BE(t) (t)
+-#   define AI_LE(t) ByteSwap::Swapped(t)
++#   define AI_LE(t) Assimp::ByteSwap::Swapped(t)
+ #   define AI_SWAP2(p)
+ #   define AI_SWAP4(p)
+ #   define AI_SWAP8(p)
+@@ -236,12 +236,12 @@ template <typename T> struct ByteSwap::_swapper<T,8> {
+ #   define AI_SWAP4P(p)
+ #   define AI_SWAP8P(p)
+ #   define BE_NCONST const
+-#   define AI_LSWAP2(p)     ByteSwap::Swap2(&(p))
+-#   define AI_LSWAP4(p)     ByteSwap::Swap4(&(p))
+-#   define AI_LSWAP8(p)     ByteSwap::Swap8(&(p))
+-#   define AI_LSWAP2P(p)    ByteSwap::Swap2((p))
+-#   define AI_LSWAP4P(p)    ByteSwap::Swap4((p))
+-#   define AI_LSWAP8P(p)    ByteSwap::Swap8((p))
++#   define AI_LSWAP2(p)     Assimp::ByteSwap::Swap2(&(p))
++#   define AI_LSWAP4(p)     Assimp::ByteSwap::Swap4(&(p))
++#   define AI_LSWAP8(p)     Assimp::ByteSwap::Swap8(&(p))
++#   define AI_LSWAP2P(p)    Assimp::ByteSwap::Swap2((p))
++#   define AI_LSWAP4P(p)    Assimp::ByteSwap::Swap4((p))
++#   define AI_LSWAP8P(p)    Assimp::ByteSwap::Swap8((p))
+ #   define LE_NCONST
+ #endif
+ 
+-- 
+2.34.1
+