diff --git a/development/jupyter-nbconvert/jupyter-nbconvert.SlackBuild b/development/jupyter-nbconvert/jupyter-nbconvert.SlackBuild
index 881ee22198..38d08641a1 100644
--- a/development/jupyter-nbconvert/jupyter-nbconvert.SlackBuild
+++ b/development/jupyter-nbconvert/jupyter-nbconvert.SlackBuild
@@ -3,7 +3,7 @@
 # Slackware build script for jupyter-nbconvert
 
 # Copyright 2017-2021 Benjamin Trigona-Harany <slackbuilds@jaxartes.net>
-# Copyright 2022-2023 Isaac Yu <isaacyu1@isaacyu1.com>
+# Copyright 2022-2023 Isaac Yu <isaacyu@protonmail.com>
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
diff --git a/development/jupyter-nbconvert/jupyter-nbconvert.info b/development/jupyter-nbconvert/jupyter-nbconvert.info
index 6068c6a202..cbcfc15569 100644
--- a/development/jupyter-nbconvert/jupyter-nbconvert.info
+++ b/development/jupyter-nbconvert/jupyter-nbconvert.info
@@ -7,4 +7,4 @@ DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES="bleach python3-defusedxml jupyter-nbclient jupyterlab_pygments python3-mistune pandocfilters testpath BeautifulSoup4 tinycss2 python3-hatchling"
 MAINTAINER="Isaac Yu"
-EMAIL="isaacyu1@isaacyu1.com"
+EMAIL="isaacyu@protonmail.com"