diff --git a/examples/demos/2_image.ae b/examples/demos/2_image.ae
index dd28384b..7a0a3d85 100644
--- a/examples/demos/2_image.ae
+++ b/examples/demos/2_image.ae
@@ -1,7 +1,7 @@
 import "Image.ae";
 
 
-def generate_image (steps:Int) : Image {
+def main (steps:Int) : Image {
     white : Color = Color_mk 255 255 255;
     green : Color = Color_mk 0 255 0;
     image0 = Image_mk 64 64 white;
diff --git a/libraries/Image.ae b/libraries/Image.ae
index a1d6f8f9..0d657786 100644
--- a/libraries/Image.ae
+++ b/libraries/Image.ae
@@ -38,7 +38,7 @@ def Image_mk
     (height:{p:Int | p > 0})
     (color:Color) :
     {i : Image | (Image_width i == width) && (Image_height i == height) } {
-native "__import__('aeon.bindings.image').bindings.image.Image_mk" }
+native "__import__('aeon.bindings.image').bindings.image.Image_mk(width, height, color)" }
 
 # Displays the image.
 # image: image to display
@@ -52,7 +52,7 @@ def Image_save (image:Image) (path:String) : Unit { native "im.save(path)" }
 # Opens an image from a file.
 # path: file path
 # returns: loaded image
-def Image_open (path:String) : Image { native "__import__('PIL.Image').Image.open" }
+def Image_open (path:String) : Image { native "__import__('PIL.Image').Image.open(path)" }
 
 # Computes the mean squared error (MSE) difference between two images.
 # img: first image