diff --git a/source/core/system/director.cpp b/source/core/system/director.cpp
index 44c7989..b34488a 100644
--- a/source/core/system/director.cpp
+++ b/source/core/system/director.cpp
@@ -48,6 +48,16 @@ Director::Director(int argc, const char *argv[]) {
     // Inicializa las opciones del programa (defaults + dispositivos d'entrada)
     Options::init();
 
+    // Obtén la ruta del directori on viu l'executable (acabada amb '/').
+    // SDL_GetBasePath és independent del CWD i evita el `argv[0]` poc fiable.
+#ifdef __EMSCRIPTEN__
+    // En Emscripten els assets viuen a l'arrel del MEMFS — no hi ha ruta real.
+    executablePath = "";
+#else
+    const char *base_path = SDL_GetBasePath();
+    executablePath = (base_path != nullptr) ? base_path : "";
+#endif
+
     // Comprueba los parametros del programa (pot activar console)
     checkProgramArguments(argc, argv);
 
@@ -81,7 +91,12 @@ Director::Director(int argc, const char *argv[]) {
 #else
         const bool enable_fallback = true;
 #endif
-        if (!ResourceHelper::initializeResourceSystem("resources.pack", enable_fallback)) {
+#ifdef MACOS_BUNDLE
+        const std::string pack_path = executablePath + "../Resources/resources.pack";
+#else
+        const std::string pack_path = executablePath + "resources.pack";
+#endif
+        if (!ResourceHelper::initializeResourceSystem(pack_path, enable_fallback)) {
             std::cerr << "Fatal: resource system init failed (missing resources.pack?)" << std::endl;
             exit(EXIT_FAILURE);
         }
@@ -435,10 +450,6 @@ bool Director::setFileList() {
 
 // Comprueba los parametros del programa
 void Director::checkProgramArguments(int argc, const char *argv[]) {
-    // Establece la ruta del programa
-    executablePath = argv[0];
-
-    // Comprueba el resto de parametros
     for (int i = 1; i < argc; ++i) {
         if (strcmp(argv[i], "--console") == 0) {
             Options::settings.console = true;