diff --git a/Foundation/src/File_UNIX.cpp b/Foundation/src/File_UNIX.cpp
index 8fd20b357..f345eb88b 100644
--- a/Foundation/src/File_UNIX.cpp
+++ b/Foundation/src/File_UNIX.cpp
@@ -35,7 +35,7 @@
 #include <utime.h>
 #include <cstring>
 
-#if (POCO_OS == POCO_OS_SOLARIS)
+#if (POCO_OS == POCO_OS_SOLARIS) || (POCO_OS == POCO_OS_QNX)
 #define STATFSFN statvfs
 #define STATFSSTRUCT statvfs
 #else