diff --git a/library/timing.c b/library/timing.c
index 009516a..4a65422 100644
--- a/library/timing.c
+++ b/library/timing.c
@@ -40,7 +40,7 @@
 
 #if !defined(unix) && !defined(__unix__) && !defined(__unix) && \
     !defined(__APPLE__) && !defined(_WIN32) && !defined(__QNXNTO__) && \
-    !defined(__HAIKU__)
+    !defined(__HAIKU__) && !defined(__midipix__)
 #error "This module only works on Unix and Windows, see MBEDTLS_TIMING_C in config.h"
 #endif