diff --git a/src/common/filename.cpp b/src/common/filename.cpp
index 155a9ecdd4..732a3f9562 100644
--- a/src/common/filename.cpp
+++ b/src/common/filename.cpp
@@ -124,6 +124,10 @@
 #endif
 #endif
 
+#ifdef __EMX__
+#define MAX_PATH _MAX_PATH
+#endif
+
 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------