diff --git a/CHANGELOG.md b/CHANGELOG.md
index c87002e..58c2d09 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,11 @@
 
 ***
 
+### Release 21.10
+
+- base image has been updated to version **18.04.6**
+- Firefox **93.0**
+
 ### Release 21.09.1
 
 - utility `builder.sh` improved
diff --git a/README.md b/README.md
index b1078d1..ab45b61 100644
--- a/README.md
+++ b/README.md
@@ -375,4 +375,4 @@ Credit goes to all the countless people and companies who contribute to open sou
 
 <!-- latest tag badges -->
 
-[badge-VERSION_STICKER_LATEST]: https://badgen.net/badge/version%20sticker/ubuntu18.04.5-firefox92.0/blue
+[badge-VERSION_STICKER_LATEST]: https://badgen.net/badge/version%20sticker/ubuntu18.04.6-firefox93.0/blue
diff --git a/hooks/env b/hooks/env
index 6fc4b63..17c5f05 100644
--- a/hooks/env
+++ b/hooks/env
@@ -11,7 +11,7 @@ BASETAG=""
 TODAY=$(date +%Y-%m-%d)
 
 ### Warning! The values must be explicit strings (used by utils).
-VERSION_STICKER_LATEST="ubuntu18.04.5-firefox92.0"
+VERSION_STICKER_LATEST="ubuntu18.04.6-firefox93.0"
 
 VERSION_STICKER="${VERSION_STICKER_LATEST}"