diff --git a/linux-mingw/Dockerfile b/linux-mingw/Dockerfile
index 234d553..1991926 100644
--- a/linux-mingw/Dockerfile
+++ b/linux-mingw/Dockerfile
@@ -1,6 +1,8 @@
 FROM ubuntu:18.04
 MAINTAINER citra
 RUN apt-get update && apt-get install -y gpg wget git python3-pip ccache g++-mingw-w64-x86-64 gcc-mingw-w64-x86-64 mingw-w64-tools cmake
+# workaround broken headers in Ubuntu MinGW package
+COPY errno.h /usr/x86_64-w64-mingw32/include/
 # HACK: the repository does not contain necessary packages for 18.04, we'll use packages for 17.10 for now
 RUN echo 'deb http://ppa.launchpad.net/tobydox/mingw-w64/ubuntu artful main ' > /etc/apt/sources.list.d/extras.list
 RUN apt-key adv --keyserver keyserver.ubuntu.com --recv '72931B477E22FEFD47F8DECE02FE5F12ADDE29B2' && apt-get update
diff --git a/linux-mingw/errno.h b/linux-mingw/errno.h
new file mode 100644
index 0000000..390f77c
--- /dev/null
+++ b/linux-mingw/errno.h
@@ -0,0 +1,241 @@
+/**
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is part of the mingw-w64 runtime package.
+ * No warranty is given; refer to the file DISCLAIMER.PD within this package.
+ */
+#ifndef _INC_ERRNO
+#define _INC_ERRNO
+
+#include <crtdefs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef _CRT_ERRNO_DEFINED
+#define _CRT_ERRNO_DEFINED
+_CRTIMP extern int *__cdecl _errno(void);
+#define errno (*_errno())
+
+errno_t __cdecl _set_errno(int _Value);
+errno_t __cdecl _get_errno(int *_Value);
+#endif /* _CRT_ERRNO_DEFINED */
+
+#define EPERM 1
+#define ENOENT 2
+#define ENOFILE ENOENT
+#define ESRCH 3
+#define EINTR 4
+#define EIO 5
+#define ENXIO 6
+#define E2BIG 7
+#define ENOEXEC 8
+#define EBADF 9
+#define ECHILD 10
+#define EAGAIN 11
+#define ENOMEM 12
+#define EACCES 13
+#define EFAULT 14
+#define EBUSY 16
+#define EEXIST 17
+#define EXDEV 18
+#define ENODEV 19
+#define ENOTDIR 20
+#define EISDIR 21
+#define ENFILE 23
+#define EMFILE 24
+#define ENOTTY 25
+#define EFBIG 27
+#define ENOSPC 28
+#define ESPIPE 29
+#define EROFS 30
+#define EMLINK 31
+#define EPIPE 32
+#define EDOM 33
+#define EDEADLK 36
+#define ENAMETOOLONG 38
+#define ENOLCK 39
+#define ENOSYS 40
+#define ENOTEMPTY 41
+
+#ifndef RC_INVOKED
+#if !defined(_SECURECRT_ERRCODE_VALUES_DEFINED)
+#define _SECURECRT_ERRCODE_VALUES_DEFINED
+#define EINVAL 22
+#define ERANGE 34
+#define EILSEQ 42
+#define STRUNCATE 80
+#endif
+#endif
+
+#define EDEADLOCK EDEADLK
+
+/* Posix thread extensions.  */
+
+#ifndef ENOTSUP
+#define ENOTSUP         129
+#endif
+
+/* Extension defined as by report VC 10+ defines error-numbers.  */
+
+#ifndef EAFNOSUPPORT
+#define EAFNOSUPPORT 102
+#endif
+
+#ifndef EADDRINUSE
+#define EADDRINUSE 100
+#endif
+
+#ifndef EADDRNOTAVAIL
+#define EADDRNOTAVAIL 101
+#endif
+
+#ifndef EISCONN
+#define EISCONN 113
+#endif
+
+#ifndef ENOBUFS
+#define ENOBUFS 119
+#endif
+
+#ifndef ECONNABORTED
+#define ECONNABORTED 106
+#endif
+
+#ifndef EALREADY
+#define EALREADY 103
+#endif
+
+#ifndef ECONNREFUSED
+#define ECONNREFUSED 107
+#endif
+
+#ifndef ECONNRESET
+#define ECONNRESET 108
+#endif
+
+#ifndef EDESTADDRREQ
+#define EDESTADDRREQ 109
+#endif
+
+#ifndef EHOSTUNREACH
+#define EHOSTUNREACH 110
+#endif
+
+#ifndef EMSGSIZE
+#define EMSGSIZE 115
+#endif
+
+#ifndef ENETDOWN
+#define ENETDOWN 116
+#endif
+
+#ifndef ENETRESET
+#define ENETRESET 117
+#endif
+
+#ifndef ENETUNREACH
+#define ENETUNREACH 118
+#endif
+
+#ifndef ENOPROTOOPT
+#define ENOPROTOOPT 123
+#endif
+
+#ifndef ENOTSOCK
+#define ENOTSOCK 128
+#endif
+
+#ifndef ENOTCONN
+#define ENOTCONN 126
+#endif
+
+#ifndef ECANCELED
+#define ECANCELED 105
+#endif
+
+#ifndef EINPROGRESS
+#define EINPROGRESS 112
+#endif
+
+#ifndef EOPNOTSUPP
+#define EOPNOTSUPP 130
+#endif
+
+#ifndef EWOULDBLOCK
+#define EWOULDBLOCK 140
+#endif
+
+#ifndef EOWNERDEAD
+#define EOWNERDEAD 133
+#endif
+
+#ifndef EPROTO
+#define EPROTO 134
+#endif
+
+#ifndef EPROTONOSUPPORT
+#define EPROTONOSUPPORT 135
+#endif
+
+#ifndef EBADMSG
+#define EBADMSG 104
+#endif
+
+#ifndef EIDRM
+#define EIDRM 111
+#endif
+
+#ifndef ENODATA
+#define ENODATA 120
+#endif
+
+#ifndef ENOLINK
+#define ENOLINK 121
+#endif
+
+#ifndef ENOMSG
+#define ENOMSG 122
+#endif
+
+#ifndef ENOSR
+#define ENOSR 124
+#endif
+
+#ifndef ENOSTR
+#define ENOSTR 125
+#endif
+
+#ifndef ENOTRECOVERABLE
+#define ENOTRECOVERABLE 127
+#endif
+
+#ifndef ETIME
+#define ETIME 137
+#endif
+
+#ifndef ETXTBSY
+#define ETXTBSY 139
+#endif
+
+/* Defined as WSAETIMEDOUT.  */
+#ifndef ETIMEDOUT
+#define ETIMEDOUT 138
+#endif
+
+#ifndef ELOOP
+#define ELOOP 114
+#endif
+
+#ifndef EPROTOTYPE
+#define EPROTOTYPE 136
+#endif
+
+#ifndef EOVERFLOW
+#define EOVERFLOW 132
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif