diff --git a/plots/demo-plot-1/demo-plot-1.png b/plots/demo-plot-1/demo-plot-1.png
index 4506648..e9d7c88 100644
Binary files a/plots/demo-plot-1/demo-plot-1.png and b/plots/demo-plot-1/demo-plot-1.png differ
diff --git a/plots/demo-plot-1/main.py b/plots/demo-plot-1/main.py
index c0f91c8..607dc35 100644
--- a/plots/demo-plot-1/main.py
+++ b/plots/demo-plot-1/main.py
@@ -87,7 +87,7 @@ def plot_surface():
     parent_dir = os.path.basename(os.path.dirname(os.path.abspath(__file__)))
     filename_png = f"{parent_dir}.png"
 
-    plt.savefig(filename_png, format="png", dpi=1200, bbox_inches='tight')  # ultra-high-res raster
+    plt.savefig(filename_png, format="png", dpi=600, bbox_inches='tight')  # ultra-high-res raster
     print(f"and PNG as {filename_png}")
 
     # Show interactive window (optional)