diff --git a/src/Application.cpp b/src/Application.cpp
index 2033ab0..07d0a83 100644
--- a/src/Application.cpp
+++ b/src/Application.cpp
@@ -12,7 +12,12 @@
 #include "GuiManager.h"
 #endif
 
-#define fopen_s(pFile, filename, mode) ((*(pFile) = fopen((filename), (mode))) == NULL)   
+#ifdef _WIN32
+    // On Windows, fopen_s is already available, so no need to define it.
+#else
+    // On non-Windows platforms, define fopen_s as a macro for fopen.
+    #define fopen_s(pFile, filename, mode) ((*(pFile) = fopen((filename), (mode))) == NULL)
+#endif
 const char *Application::WINDOW_TITLE = "Raylib + AngelScript";
 const char *Application::SCRIPT_FILE = "scripts/test.as";