diff --git a/source/defines.h b/source/defines.h
index a3177e2..3e204e2 100644
--- a/source/defines.h
+++ b/source/defines.h
@@ -225,4 +225,31 @@ constexpr float LOGO_CONVERGENCE_DISTANCE = 20.0f;    // Distancia (px) para con
 constexpr int LOGO_JUMP_PROBABILITY_FROM_DEMO = 5;      // 5% probabilidad en DEMO normal (más raro)
 constexpr int LOGO_JUMP_PROBABILITY_FROM_DEMO_LITE = 3; // 3% probabilidad en DEMO LITE (aún más raro)
 
-constexpr float PI = 3.14159265358979323846f;  // Constante PI
\ No newline at end of file
+constexpr float PI = 3.14159265358979323846f;  // Constante PI
+
+// Función auxiliar para obtener la ruta del directorio del ejecutable
+#include <filesystem>
+#ifdef _WIN32
+#include <windows.h>
+#else
+#include <unistd.h>
+#include <limits.h>
+#endif
+
+inline std::string getExecutableDirectory() {
+#ifdef _WIN32
+    char buffer[MAX_PATH];
+    GetModuleFileNameA(NULL, buffer, MAX_PATH);
+    std::filesystem::path exe_path(buffer);
+    return exe_path.parent_path().string();
+#else
+    char buffer[PATH_MAX];
+    ssize_t len = readlink("/proc/self/exe", buffer, sizeof(buffer) - 1);
+    if (len != -1) {
+        buffer[len] = '\0';
+        std::filesystem::path exe_path(buffer);
+        return exe_path.parent_path().string();
+    }
+    return ".";
+#endif
+}
\ No newline at end of file
diff --git a/source/engine.cpp b/source/engine.cpp
index f37dd8b..4f333c4 100644
--- a/source/engine.cpp
+++ b/source/engine.cpp
@@ -35,18 +35,7 @@
 #include "shapes/torus_shape.h"        // for TorusShape
 #include "shapes/wave_grid_shape.h"    // for WaveGridShape
 
-// Función auxiliar para obtener la ruta del directorio del ejecutable
-std::string getExecutableDirectory() {
-#ifdef _WIN32
-    char buffer[MAX_PATH];
-    GetModuleFileNameA(NULL, buffer, MAX_PATH);
-    std::filesystem::path exe_path(buffer);
-    return exe_path.parent_path().string();
-#else
-    // Para Linux/macOS se podría usar readlink("/proc/self/exe") o dladdr
-    return ".";  // Fallback para otros sistemas
-#endif
-}
+// getExecutableDirectory() ya está definido en defines.h como inline
 
 // Implementación de métodos públicos
 bool Engine::initialize(int width, int height, int zoom, bool fullscreen) {
diff --git a/source/main.cpp b/source/main.cpp
index 6d68994..6f218bf 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -2,6 +2,8 @@
 #include <cstring>
 #include "engine.h"
 
+// getExecutableDirectory() ya está definido en defines.h como inline
+
 void printHelp() {
     std::cout << "ViBe3 Physics - Simulador de físicas avanzadas\n";
     std::cout << "\nUso: vibe3_physics [opciones]\n\n";
@@ -73,7 +75,9 @@ int main(int argc, char* argv[]) {
     }
 
     // Inicializar sistema de recursos empaquetados (intentar cargar resources.pack)
-    Texture::initResourceSystem("resources.pack");
+    std::string exe_dir = getExecutableDirectory();
+    std::string pack_path = exe_dir + "/resources.pack";
+    Texture::initResourceSystem(pack_path);
 
     Engine engine;