diff --git a/examples/00-helloworld/screenshot.png b/examples/00-helloworld/screenshot.png
index 8fe33e6d5..bd665a5de 100644
Binary files a/examples/00-helloworld/screenshot.png and b/examples/00-helloworld/screenshot.png differ
diff --git a/examples/01-cubes/screenshot.png b/examples/01-cubes/screenshot.png
index 0e80d2cb0..1b6c7c9fa 100644
Binary files a/examples/01-cubes/screenshot.png and b/examples/01-cubes/screenshot.png differ
diff --git a/examples/02-metaballs/screenshot.png b/examples/02-metaballs/screenshot.png
index 6bb03b3ad..f0f23340c 100644
Binary files a/examples/02-metaballs/screenshot.png and b/examples/02-metaballs/screenshot.png differ