diff --git a/wayland/libpciaccess/build b/wayland/libpciaccess/build
index c74f0e0a..b5164b4f 100755
--- a/wayland/libpciaccess/build
+++ b/wayland/libpciaccess/build
@@ -1,7 +1,5 @@
 #!/bin/sh -e
 
-patch -p1 < lfs64.patch
-
 export DESTDIR="$1"
 
 meson setup \
diff --git a/wayland/libpciaccess/checksums b/wayland/libpciaccess/checksums
index 518d4096..6a9bd6e3 100644
--- a/wayland/libpciaccess/checksums
+++ b/wayland/libpciaccess/checksums
@@ -1,2 +1 @@
-812c8d6a7d65ca8f963d86acb49efe9bee19cfd6546a3324a6eb1184416136a87a
-68d545ace6b4ecb7e0d6929c54d9e0d395882f9ddf25914bd6f3c544a54858e9b3
+992630496a0933969c45d17e1f32d80db70cd36415259e015dc1aefc34eb5dc1a4
diff --git a/wayland/libpciaccess/patches/lfs64.patch b/wayland/libpciaccess/patches/lfs64.patch
deleted file mode 100644
index 88950d8a..00000000
--- a/wayland/libpciaccess/patches/lfs64.patch
+++ /dev/null
@@ -1,22 +0,0 @@
-diff --git a/src/linux_sysfs.c b/src/linux_sysfs.c
-index d62f48c..20c800e 100644
---- a/src/linux_sysfs.c
-+++ b/src/linux_sysfs.c
-@@ -462,7 +462,7 @@ pci_device_linux_sysfs_read( struct pci_device * dev, void * data,
- 
- 
-     while ( temp_size > 0 ) {
--	const ssize_t bytes = pread64( fd, data_bytes, temp_size, offset );
-+	const ssize_t bytes = pread( fd, data_bytes, temp_size, offset );
- 
- 	/* If zero bytes were read, then we assume it's the end of the
- 	 * config file.
-@@ -522,7 +522,7 @@ pci_device_linux_sysfs_write( struct pci_device * dev, const void * data,
- 
- 
-     while ( temp_size > 0 ) {
--	const ssize_t bytes = pwrite64( fd, data_bytes, temp_size, offset );
-+	const ssize_t bytes = pwrite( fd, data_bytes, temp_size, offset );
- 
- 	/* If zero bytes were written, then we assume it's the end of the
- 	 * config file.
diff --git a/wayland/libpciaccess/sources b/wayland/libpciaccess/sources
index e2c5d4dc..c66267fb 100644
--- a/wayland/libpciaccess/sources
+++ b/wayland/libpciaccess/sources
@@ -1,2 +1 @@
-https://x.org/releases/individual/lib/libpciaccess-0.17.tar.xz
-patches/lfs64.patch
+https://x.org/releases/individual/lib/libpciaccess-0.18.tar.xz
diff --git a/wayland/libpciaccess/version b/wayland/libpciaccess/version
index dc75c933..23ca89d5 100644
--- a/wayland/libpciaccess/version
+++ b/wayland/libpciaccess/version
@@ -1 +1 @@
-0.17 1
+0.18 1