diff --git a/mingw-w64-v11.0.1-fix-undefined-interface-type.patch b/mingw-w64-v11.0.1-fix-undefined-interface-type.patch
new file mode 100644
index 0000000..c46a588
--- /dev/null
+++ b/mingw-w64-v11.0.1-fix-undefined-interface-type.patch
@@ -0,0 +1,14 @@
+diff -ur mingw-w64-v11.0.1.orig/mingw-w64-headers/include/msxml.h mingw-w64-v11.0.1/mingw-w64-headers/include/msxml.h
+--- mingw-w64-v11.0.1.orig/mingw-w64-headers/include/msxml.h	2023-04-29 11:15:30.000000000 +0200
++++ mingw-w64-v11.0.1/mingw-w64-headers/include/msxml.h	2023-11-11 15:16:47.191637105 +0100
+@@ -820,6 +820,10 @@
+     END_INTERFACE
+ } IXMLDOMNodeVtbl;
+ 
++#if defined(_WIN32) && !defined(interface)
++#define interface struct
++#endif
++
+ interface IXMLDOMNode {
+     CONST_VTBL IXMLDOMNodeVtbl* lpVtbl;
+ };
diff --git a/mingw32-headers.changes b/mingw32-headers.changes
index 7db3d8a..3719418 100644
--- a/mingw32-headers.changes
+++ b/mingw32-headers.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Sat Nov 11 14:18:28 UTC 2023 - Ralf Habacker <ralf.habacker@freenet.de>
+
+- Added patch:
+  * mingw-w64-v11.0.1-fix-undefined-interface-type.patch
+    + fix build issue with gcc13: type 'interface' is undefined
+
 -------------------------------------------------------------------
 Fri Nov  3 12:33:16 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/mingw32-headers.spec b/mingw32-headers.spec
index d29efea..cea7cec 100644
--- a/mingw32-headers.spec
+++ b/mingw32-headers.spec
@@ -26,6 +26,7 @@ URL:            http://mingw-w64.sf.net/
 Source:         http://downloads.sf.net/mingw-w64/mingw-w64-v%version.tar.bz2
 Source1000:     %name-rpmlintrc
 Patch0:         mingw-w64-v9.0.0-strnlen_s.patch
+Patch1:         mingw-w64-v11.0.1-fix-undefined-interface-type.patch
 BuildRequires:  mingw32-filesystem
 BuildRequires:  xz
 #!BuildIgnore:	post-build-checks