diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index 9f24ddf8c..f45fa6b34 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -1,7 +1,7 @@
 Julien Pivotto (<roidelapluie@prometheus.io> / @roidelapluie) and Levi Harrison (<levi@leviharrison.dev> / @LeviHarrison) are the main/default maintainers, some parts of the codebase have other maintainers:
 
 * `cmd`
-  * `promtool`: David Leadbeater (<dgl@dgl.cx> / @dgl), Jessica Grebenschikov (<jessica.greben1@gmail.com> / @jessicagreben)
+  * `promtool`: David Leadbeater (<dgl@dgl.cx> / @dgl), Jessica Grebenschikov (<jessicagreben@prometheus.io> / @jessicagreben)
 * `discovery`
   * `k8s`: Frederic Branczyk (<fbranczyk@gmail.com> / @brancz)
 * `documentation`