diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
index d61279ac4e5..90247587be3 100644
--- a/src/mesa/main/imports.h
+++ b/src/mesa/main/imports.h
@@ -423,6 +423,9 @@ _mesa_vsnprintf(char *str, size_t size, const char *fmt, va_list arg);
 #define snprintf _snprintf
 #endif
 
+#if defined(_WIN32) && !defined(strtok_r)
+#define strtok_r strtok_s
+#endif
 
 #ifdef __cplusplus
 }