Please review the GitHub pull request: JDK-8188810: Fonts are blurry on Ubuntu 16.04 and Debian 9 https://github.com/javafxports/openjdk-jfx/pull/235 which fixes: Fonts are blurry on Ubuntu 16.04 and Debian 9 https://bugs.openjdk.java.net/browse/JDK-8188810 Thank you, John