diff --git a/3rdparty/expat/expat_config.h b/3rdparty/expat/expat_config.h
new file mode 100644
index 00000000000..2272814cf03
--- /dev/null
+++ b/3rdparty/expat/expat_config.h
@@ -0,0 +1,6 @@
+/* expat_config.h.  Dummy file to satisfy build process.  */
+
+#ifndef EXPAT_CONFIG_H
+#define EXPAT_CONFIG_H 1
+
+#endif // ndef EXPAT_CONFIG_H