diff --git a/bitnami/ruby/2.6/debian-10/Dockerfile b/bitnami/ruby/2.6/debian-10/Dockerfile
index e283a32eefeb..5a7d31454717 100644
--- a/bitnami/ruby/2.6/debian-10/Dockerfile
+++ b/bitnami/ruby/2.6/debian-10/Dockerfile
@@ -19,7 +19,7 @@ RUN sed -i 's/^PASS_MAX_DAYS.*/PASS_MAX_DAYS    90/' /etc/login.defs && \
     sed -i 's/sha512/sha512 minlen=8/' /etc/pam.d/common-password
 
 ENV BITNAMI_APP_NAME="ruby" \
-    BITNAMI_IMAGE_VERSION="2.6.6-debian-10-r165" \
+    BITNAMI_IMAGE_VERSION="2.6.6-debian-10-r166" \
     PATH="/opt/bitnami/ruby/bin:$PATH"
 
 EXPOSE 3000
diff --git a/bitnami/ruby/README.md b/bitnami/ruby/README.md
index a3b3158b6658..e08dd76f5506 100644
--- a/bitnami/ruby/README.md
+++ b/bitnami/ruby/README.md
@@ -37,7 +37,7 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 * [`2.7-prod`, `2.7-prod-debian-10`, `2.7.1-prod`, `2.7.1-prod-debian-10-r172` (2.7-prod/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.7.1-prod-debian-10-r172/2.7-prod/debian-10/Dockerfile)
 * [`2.7`, `2.7-debian-10`, `2.7.1`, `2.7.1-debian-10-r166` (2.7/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.7.1-debian-10-r166/2.7/debian-10/Dockerfile)
 * [`2.6-prod`, `2.6-prod-debian-10`, `2.6.6-prod`, `2.6.6-prod-debian-10-r171` (2.6-prod/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.6.6-prod-debian-10-r171/2.6-prod/debian-10/Dockerfile)
-* [`2.6`, `2.6-debian-10`, `2.6.6`, `2.6.6-debian-10-r165`, `latest` (2.6/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.6.6-debian-10-r165/2.6/debian-10/Dockerfile)
+* [`2.6`, `2.6-debian-10`, `2.6.6`, `2.6.6-debian-10-r166`, `latest` (2.6/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.6.6-debian-10-r166/2.6/debian-10/Dockerfile)
 * [`2.5-prod`, `2.5-prod-debian-10`, `2.5.8-prod`, `2.5.8-prod-debian-10-r172` (2.5-prod/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.5.8-prod-debian-10-r172/2.5-prod/debian-10/Dockerfile)
 * [`2.5`, `2.5-debian-10`, `2.5.8`, `2.5.8-debian-10-r166` (2.5/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-ruby/blob/2.5.8-debian-10-r166/2.5/debian-10/Dockerfile)