diff --git a/source/resource.cpp b/source/resource.cpp
index 7d192aa..ebc9533 100644
--- a/source/resource.cpp
+++ b/source/resource.cpp
@@ -403,6 +403,7 @@ void Resource::calculateTotal()
         AssetType::SOUND,
         AssetType::MUSIC,
         AssetType::BITMAP,
+        AssetType::PALETTE,
         AssetType::FONT,
         AssetType::ANIMATION,
         AssetType::TILEMAP,
@@ -431,12 +432,12 @@ void Resource::renderProgress()
     auto surface = Screen::get()->getRendererSurface();
     const int wired_bar_width = options.game.width - (X_PADDING * 2);
     SDL_Rect rect_wired = {X_PADDING, bar_position, wired_bar_width, X_PADDING};
-    surface->fillRect(&rect_wired, stringToColor("blue"));
-
+    surface->drawRectBorder(&rect_wired, stringToColor("white"));
+    
     const int full_bar_width = wired_bar_width * count_.getPercentage();
     SDL_Rect rect_full = {X_PADDING, bar_position, full_bar_width, X_PADDING};
     surface->fillRect(&rect_full, stringToColor("white"));
-
+    
     Screen::get()->render();
 }
 
diff --git a/source/surface.cpp b/source/surface.cpp
index 5bb4a5e..2b07cac 100644
--- a/source/surface.cpp
+++ b/source/surface.cpp
@@ -137,7 +137,7 @@ Uint8 Surface::getPixel(int x, int y)
     return surface_data_->data[x + y * surface_data_->width];
 }
 
-// Dibuja un rectangulo
+// Dibuja un rectangulo relleno
 void Surface::fillRect(SDL_Rect *rect, Uint8 color)
 {
     // Limitar los valores del rectángulo al tamaño de la superficie
@@ -157,6 +157,40 @@ void Surface::fillRect(SDL_Rect *rect, Uint8 color)
     }
 }
 
+// Dibuja el borde de un rectangulo
+void Surface::drawRectBorder(SDL_Rect *rect, Uint8 color)
+{
+    // Limitar los valores del rectángulo al tamaño de la superficie
+    int x_start = std::max(0, rect->x);
+    int y_start = std::max(0, rect->y);
+    int x_end = std::min(rect->x + rect->w, static_cast<int>(surface_data_->width));
+    int y_end = std::min(rect->y + rect->h, static_cast<int>(surface_data_->height));
+
+    // Dibujar bordes horizontales
+    for (int x = x_start; x < x_end; ++x)
+    {
+        // Borde superior
+        const int top_index = x + y_start * surface_data_->width;
+        surface_data_->data[top_index] = color;
+
+        // Borde inferior
+        const int bottom_index = x + (y_end - 1) * surface_data_->width;
+        surface_data_->data[bottom_index] = color;
+    }
+
+    // Dibujar bordes verticales
+    for (int y = y_start; y < y_end; ++y)
+    {
+        // Borde izquierdo
+        const int left_index = x_start + y * surface_data_->width;
+        surface_data_->data[left_index] = color;
+
+        // Borde derecho
+        const int right_index = (x_end - 1) + y * surface_data_->width;
+        surface_data_->data[right_index] = color;
+    }
+}
+
 // Dibuja una linea
 void Surface::drawLine(int x1, int y1, int x2, int y2, Uint8 color)
 {
@@ -277,7 +311,6 @@ void Surface::render(int x, int y, SDL_Rect *srcRect, SDL_RendererFlip flip)
     }
 }
 
-
 // Copia una región de la superficie de origen a la de destino
 void Surface::render(SDL_Rect *srcRect, SDL_Rect *dstRect, SDL_RendererFlip flip)
 {
diff --git a/source/surface.h b/source/surface.h
index 4b2a8a0..bbddaa6 100644
--- a/source/surface.h
+++ b/source/surface.h
@@ -110,9 +110,12 @@ public:
     // Obtiene el color de un pixel de la surface_data
     Uint8 getPixel(int x, int y);
 
-    // Dibuja un rectangulo
+    // Dibuja un rectangulo relleno
     void fillRect(SDL_Rect *rect, Uint8 color);
 
+    // Dibuja el borde de un rectangulo
+    void drawRectBorder(SDL_Rect *rect, Uint8 color);
+
     // Dibuja una linea
     void drawLine(int x1, int y1, int x2, int y2, Uint8 color);