diff --git a/CHANGELOG.md b/CHANGELOG.md
index c72290d..aeaa824 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,10 +6,14 @@ All user visible changes to this project will be documented in this file. This p
 
 
 
-## [116.0.2-driver0.33.0-r0] · 2023-08-??
-[116.0.2-driver0.33.0-r0]: /../../tree/116.0.2-driver0.33.0-r0
+## [116.0.3-driver0.33.0-r0] · 2023-08-20
+[116.0.3-driver0.33.0-r0]: /../../tree/116.0.3-driver0.33.0-r0
+
+[Diff](/../../compare/116.0.2-driver0.33.0-r0...116.0.3-driver0.33.0-r0)
+
+### Upgraded
 
-[Diff](/../../compare/116.0.2-driver0.33.0-r0...)
+- [Firefox] 116.0.3: <https://www.mozilla.org/firefox/116.0.3/releasenotes>
 
 ### Security updated
 
diff --git a/Dockerfile b/Dockerfile
index 3346563..d190e50 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # https://hub.docker.com/_/debian
 FROM debian:bookworm-slim
 
-ARG firefox_ver=116.0.2
+ARG firefox_ver=116.0.3
 ARG geckodriver_ver=0.33.0
 ARG build_rev=0
 
diff --git a/README.md b/README.md
index e39a496..3f474ab 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ geckodriver Docker image
 
 ## Supported tags and respective `Dockerfile` links
 
-- [`116.0.2-driver0.33.0-r0-debian-bookworm`, `116.0.2-driver0.33.0-r0-debian`, `116.0.2-driver0.33.0-r0`, `116.0.2-driver0.33.0-debian-bookworm`, `116.0.2-driver0.33.0-debian`, `116.0.2-driver0.33.0`, `116.0.2-debian-bookworm`, `116.0.2-debian`, `116.0.2`, `debian-bookworm`, `debian`, `latest`][101]
+- [`116.0.3-driver0.33.0-r0-debian-bookworm`, `116.0.3-driver0.33.0-r0-debian`, `116.0.3-driver0.33.0-r0`, `116.0.3-driver0.33.0-debian-bookworm`, `116.0.3-driver0.33.0-debian`, `116.0.3-driver0.33.0`, `116.0.3-debian-bookworm`, `116.0.3-debian`, `116.0.3`, `debian-bookworm`, `debian`, `latest`][101]