diff --git a/CHANGELOG.asciidoc b/CHANGELOG.asciidoc
index 220138205..3a1b17ebc 100644
--- a/CHANGELOG.asciidoc
+++ b/CHANGELOG.asciidoc
@@ -43,6 +43,8 @@ Added
 - New `:debug-log-level` command to change the console loglevel on-the-fly.
 - New `general -> yank-ignored-url-parameters` option to configure which URL
   parameters (like `utm_source` etc.) to strip off when yanking an URL.
+- Support for the
+  https://developer.mozilla.org/en-US/docs/Web/API/Page_Visibility_API[HTML5 page visibility API]
 
 Changed
 ~~~~~~~
diff --git a/README.asciidoc b/README.asciidoc
index 049e23306..40d9c5b7a 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -197,6 +197,7 @@ Contributors, sorted by the number of commits in descending order:
 * Michał Góral
 * Michael Ilsaas
 * Martin Zimmermann
+* Jussi Timperi
 * Fritz Reichwald
 * Brian Jackson
 * sbinix