diff --git a/jenkins-scripts/docker/lib/docker_generate_dockerfile.bash b/jenkins-scripts/docker/lib/docker_generate_dockerfile.bash
index 4346eb904..d5487e461 100644
--- a/jenkins-scripts/docker/lib/docker_generate_dockerfile.bash
+++ b/jenkins-scripts/docker/lib/docker_generate_dockerfile.bash
@@ -29,6 +29,15 @@ fi
 
 [[ -z ${INSTALL_C17_COMPILER} ]] && INSTALL_C17_COMPILER=false
 
+# Bionic|Focal builds were affected by a "gpg: keyserver receive failed" in apt-key execution
+# that poisoned a lot of docker cache in different builds and nodes. Force invalidation
+# during a couple of month to rotate images
+ref_date='2023-11-13'
+if [[ "${DISTRO}" == 'bionic' || "${DISTRO}" == 'focal' ]] && \
+   [[ "$(date '+%s')" -lt "$(date -d "${ref_date}+60 days" '+%s')" ]]; then
+  export INVALIDATE_DOCKER_CACHE=true
+fi
+
 export APT_PARAMS=
 
 GZDEV_DIR=${WORKSPACE}/gzdev