diff --git a/1.6/Dockerfile b/1.6/Dockerfile
index e5c1d9d..ddf7c48 100644
--- a/1.6/Dockerfile
+++ b/1.6/Dockerfile
@@ -3,7 +3,7 @@ FROM php:7.3.27-fpm-buster@sha256:2a88162fe25ee3e48e4e09625c480b56f8d1f6a64afae9
 SHELL [ "/bin/bash", "-exo", "pipefail", "-c" ]
 
 # renovate: datasource=github-tags depName=getgrav/grav versioning=semver
-ENV GRAV_VERSION 1.6.31
+ENV GRAV_VERSION 1.7.9
 # renovate: datasource=github-tags depName=krakjoe/apcu versioning=semver
 ENV PHP_APCU_VERSION v5.1.20
 # renovate: datasource=github-tags depName=php/pecl-file_formats-yaml versioning=semver
diff --git a/1.6/Dockerfile.prod b/1.6/Dockerfile.prod
index 1af3880..fd08852 100644
--- a/1.6/Dockerfile.prod
+++ b/1.6/Dockerfile.prod
@@ -3,7 +3,7 @@ FROM php:7.3.27-fpm-buster@sha256:2a88162fe25ee3e48e4e09625c480b56f8d1f6a64afae9
 SHELL [ "/bin/bash", "-exo", "pipefail", "-c" ]
 
 # renovate: datasource=github-tags depName=getgrav/grav versioning=semver
-ENV GRAV_VERSION 1.6.31
+ENV GRAV_VERSION 1.7.9
 # renovate: datasource=github-tags depName=krakjoe/apcu versioning=semver
 ENV PHP_APCU_VERSION v5.1.20
 # renovate: datasource=github-tags depName=php/pecl-file_formats-yaml versioning=semver