diff --git a/external/expat/UnpackedTarball_expat.mk b/external/expat/UnpackedTarball_expat.mk
index 42d03de32315..6347d4ee3657 100644
--- a/external/expat/UnpackedTarball_expat.mk
+++ b/external/expat/UnpackedTarball_expat.mk
@@ -14,7 +14,6 @@ $(eval $(call gb_UnpackedTarball_set_tarball,expat,$(EXPAT_TARBALL)))
 $(eval $(call gb_UnpackedTarball_add_patches,expat,\
 	external/expat/expat-winapi.patch \
 	external/expat/expat-iOS.patch \
-	external/expat/expat-2.2.1.patch \
 	external/expat/expat.getrandom_detection.patch.1 \
 ))
 
diff --git a/external/expat/expat-2.2.1.patch b/external/expat/expat-2.2.1.patch
deleted file mode 100644
index 029796dd736c..000000000000
--- a/external/expat/expat-2.2.1.patch
+++ /dev/null
@@ -1,21 +0,0 @@
---- misc/expat-2.1.0/lib/xmlparse.c	2017-06-22 15:44:06.000000000 +0200
-+++ misc/build/expat-2.1.0/lib/xmlparse.c	2017-06-22 15:50:36.000000000 +0200
-@@ -696,6 +696,8 @@
- 
- 
- #if defined(HAVE_GETRANDOM) || defined(HAVE_SYSCALL_GETRANDOM)
-+/* Patch buffer to undefined */
-+#undef buffer
- # include <errno.h>
- 
- # if defined(HAVE_GETRANDOM)
-@@ -704,6 +706,9 @@
- #  include <unistd.h>        /* syscall */
- #  include <sys/syscall.h>   /* SYS_getrandom */
- # endif
-+/* Set buffer back */
-+#define buffer (parser->m_buffer)
-+
- 
- /* Obtain entropy on Linux 3.17+ */
- static int