diff --git a/docker/base/Dockerfile.j2 b/docker/base/Dockerfile.j2
index cad81cc39e..11a6547beb 100644
--- a/docker/base/Dockerfile.j2
+++ b/docker/base/Dockerfile.j2
@@ -74,10 +74,6 @@ COPY dnf.conf /etc/dnf/dnf.conf
 {% set base_yum_url_packages = [
 ] %}
 
-{#
-SHA1 keys are not supported in RHEL9: https://github.com/rpm-software-management/rpm/issues/1977
-    'https://packages.grafana.com/gpg.key',
- #}
 {% set base_yum_repo_keys = [
     'https://downloads.mariadb.com/MariaDB/RPM-GPG-KEY-MariaDB',
     'https://packages.treasuredata.com/GPG-KEY-td-agent',
diff --git a/docker/grafana/Dockerfile.j2 b/docker/grafana/Dockerfile.j2
index ccd3723895..63674fa2ea 100644
--- a/docker/grafana/Dockerfile.j2
+++ b/docker/grafana/Dockerfile.j2
@@ -13,11 +13,6 @@ LABEL maintainer="{{ maintainer }}" name="{{ image_name }}" build-date="{{ build
 
 {{ macros.configure_user(name='grafana', homedir='/usr/share/grafana') }}
 
-{# NOTE(hrw): RHEL 9 disallows SHA1 gpg keys but grafana still not updated #}
-{% if base_package_type == 'rpm' %}
-RUN update-crypto-policies --set DEFAULT:SHA1
-{% endif %}
-
 {{ macros.install_packages(grafana_packages | customizable("packages")) }}
 
 WORKDIR /usr/share/grafana