diff --git a/roles/custom/matrix-bot-maubot/defaults/main.yml b/roles/custom/matrix-bot-maubot/defaults/main.yml
index 71353914b..525b5e9e1 100644
--- a/roles/custom/matrix-bot-maubot/defaults/main.yml
+++ b/roles/custom/matrix-bot-maubot/defaults/main.yml
@@ -11,7 +11,8 @@ matrix_bot_maubot_docker_repo_version: "{{ 'master' if matrix_bot_maubot_version
 
 
 matrix_bot_maubot_version: v0.3.1
-matrix_bot_maubot_docker_image: "dock.mau.dev/maubot/maubot:{{ matrix_bot_maubot_version }}"
+matrix_bot_maubot_docker_image: "{{ matrix_bot_maubot_docker_image_name_prefix }}maubot/maubot:{{ matrix_bot_maubot_version }}"
+matrix_bot_maubot_docker_image_name_prefix: "{{ 'localhost/' if matrix_bot_maubot_container_image_self_build else 'dock.mau.dev/' }}"
 matrix_bot_maubot_docker_image_force_pull: "{{ matrix_bot_maubot_docker_image.endswith(':latest') }}"
 
 matrix_bot_maubot_base_path: "{{ matrix_base_data_path }}/maubot"
diff --git a/roles/custom/matrix-bridge-mautrix-signal/defaults/main.yml b/roles/custom/matrix-bridge-mautrix-signal/defaults/main.yml
index 3bdb02c87..953d17078 100644
--- a/roles/custom/matrix-bridge-mautrix-signal/defaults/main.yml
+++ b/roles/custom/matrix-bridge-mautrix-signal/defaults/main.yml
@@ -12,7 +12,8 @@ matrix_mautrix_signal_docker_src_files_path: "{{ matrix_base_data_path }}/mautri
 matrix_mautrix_signal_version: v0.4.2
 matrix_mautrix_signal_daemon_version: 0.23.1
 # See: https://mau.dev/mautrix/signal/container_registry
-matrix_mautrix_signal_docker_image: "dock.mau.dev/mautrix/signal:{{ matrix_mautrix_signal_version }}"
+matrix_mautrix_signal_docker_image: "{{ matrix_mautrix_signal_docker_image_name_prefix }}mautrix/signal:{{ matrix_mautrix_signal_version }}"
+matrix_mautrix_signal_docker_image_name_prefix: "{{ 'localhost/' if matrix_mautrix_signal_container_image_self_build else 'dock.mau.dev/' }}"
 matrix_mautrix_signal_docker_image_force_pull: "{{ matrix_mautrix_signal_docker_image.endswith(':latest') }}"
 
 matrix_mautrix_signal_daemon_container_image_self_build: false
@@ -20,7 +21,8 @@ matrix_mautrix_signal_daemon_docker_repo: "https://gitlab.com/signald/signald"
 matrix_mautrix_signal_daemon_docker_repo_version: "{{ 'master' if matrix_mautrix_signal_daemon_version == 'latest' else matrix_mautrix_signal_daemon_version }}"
 matrix_mautrix_signal_daemon_docker_src_files_path: "{{ matrix_base_data_path }}/mautrix-signald/docker-src"
 
-matrix_mautrix_signal_daemon_docker_image: "docker.io/signald/signald:{{ matrix_mautrix_signal_daemon_docker_image_tag }}"
+matrix_mautrix_signal_daemon_docker_image: "{{ matrix_mautrix_signal_daemon_docker_image_name_prefix }}signald/signald:{{ matrix_mautrix_signal_daemon_docker_image_tag }}"
+matrix_mautrix_signal_daemon_docker_image_name_prefix: "docker.io/"
 matrix_mautrix_signal_daemon_docker_image_force_pull: "{{ matrix_mautrix_signal_daemon_docker_image_tag.endswith(':latest') }}"
 matrix_mautrix_signal_daemon_docker_image_tag: "{{ matrix_mautrix_signal_daemon_version }}"
 
diff --git a/roles/custom/matrix-bridge-mautrix-telegram/defaults/main.yml b/roles/custom/matrix-bridge-mautrix-telegram/defaults/main.yml
index 5d2c0c88c..1221da84c 100644
--- a/roles/custom/matrix-bridge-mautrix-telegram/defaults/main.yml
+++ b/roles/custom/matrix-bridge-mautrix-telegram/defaults/main.yml
@@ -9,7 +9,8 @@ matrix_telegram_lottieconverter_container_image_self_build_mask_arch: false
 matrix_telegram_lottieconverter_docker_repo: "https://mau.dev/tulir/lottieconverter.git"
 matrix_telegram_lottieconverter_docker_repo_version: "master"
 matrix_telegram_lottieconverter_docker_src_files_path: "{{ matrix_base_data_path }}/lotticonverter/docker-src"
-matrix_telegram_lottieconverter_docker_image: "dock.mau.dev/tulir/lottieconverter:alpine-3.16"  # needs to be adjusted according to the FROM clause of Dockerfile of mautrix-telegram
+matrix_telegram_lottieconverter_docker_image: "{{ matrix_telegram_lottieconverter_docker_image_name_prefix }}tulir/lottieconverter:alpine-3.16"  # needs to be adjusted according to the FROM clause of Dockerfile of mautrix-telegram
+matrix_telegram_lottieconverter_docker_image_name_prefix: "{{ 'localhost/' if matrix_telegram_lottieconverter_container_image_self_build else 'dock.mau.dev/' }}"
 
 matrix_mautrix_telegram_container_image_self_build: false
 matrix_mautrix_telegram_docker_repo: "https://mau.dev/mautrix/telegram.git"
@@ -18,7 +19,8 @@ matrix_mautrix_telegram_docker_src_files_path: "{{ matrix_base_data_path }}/maut
 
 matrix_mautrix_telegram_version: v0.12.2
 # See: https://mau.dev/mautrix/telegram/container_registry
-matrix_mautrix_telegram_docker_image: "dock.mau.dev/mautrix/telegram:{{ matrix_mautrix_telegram_version }}"
+matrix_mautrix_telegram_docker_image: "{{ matrix_mautrix_telegram_docker_image_name_prefix }}mautrix/telegram:{{ matrix_mautrix_telegram_version }}"
+matrix_mautrix_telegram_docker_image_name_prefix: "{{ 'localhost/' if matrix_mautrix_telegram_container_image_self_build else 'dock.mau.dev/' }}"
 matrix_mautrix_telegram_docker_image_force_pull: "{{ matrix_mautrix_telegram_docker_image.endswith(':latest') }}"
 
 matrix_mautrix_telegram_base_path: "{{ matrix_base_data_path }}/mautrix-telegram"
diff --git a/roles/custom/matrix-prometheus-postgres-exporter/defaults/main.yml b/roles/custom/matrix-prometheus-postgres-exporter/defaults/main.yml
index 5fc8e9196..78481a32b 100644
--- a/roles/custom/matrix-prometheus-postgres-exporter/defaults/main.yml
+++ b/roles/custom/matrix-prometheus-postgres-exporter/defaults/main.yml
@@ -7,7 +7,8 @@ matrix_prometheus_postgres_exporter_enabled: false
 matrix_prometheus_postgres_exporter_version: v0.11.1
 matrix_prometheus_postgres_exporter_port: 9187
 
-matrix_prometheus_postgres_exporter_docker_image: "quay.io/prometheuscommunity/postgres-exporter:{{ matrix_prometheus_postgres_exporter_version }}"
+matrix_prometheus_postgres_exporter_docker_image: "{{ matrix_prometheus_postgres_exporter_docker_image_name_prefix }}prometheuscommunity/postgres-exporter:{{ matrix_prometheus_postgres_exporter_version }}"
+matrix_prometheus_postgres_exporter_docker_image_name_prefix: "quay.io/"
 matrix_prometheus_postgres_exporter_docker_image_force_pull: "{{ matrix_prometheus_postgres_exporter_docker_image.endswith(':latest') }}"
 
 # A list of extra arguments to pass to the container
diff --git a/roles/custom/matrix-synapse/defaults/main.yml b/roles/custom/matrix-synapse/defaults/main.yml
index b06615214..a58d13338 100644
--- a/roles/custom/matrix-synapse/defaults/main.yml
+++ b/roles/custom/matrix-synapse/defaults/main.yml
@@ -819,7 +819,8 @@ matrix_synapse_ext_synapse_s3_storage_provider_update_db_day_count: 0
 
 matrix_s3_media_store_enabled: false
 matrix_s3_media_store_custom_endpoint_enabled: false
-matrix_s3_goofys_docker_image: "docker.io/ewoutp/goofys:latest"
+matrix_s3_goofys_docker_image: "{{ matrix_s3_goofys_docker_image_name_prefix }}ewoutp/goofys:latest"
+matrix_s3_goofys_docker_image_name_prefix: "docker.io/"
 matrix_s3_goofys_docker_image_force_pull: "{{ matrix_s3_goofys_docker_image.endswith(':latest') }}"
 matrix_s3_media_store_custom_endpoint: "your-custom-endpoint"
 matrix_s3_media_store_bucket_name: "your-bucket-name"
@@ -895,7 +896,8 @@ matrix_synapse_redaction_retention_period: 7d
 matrix_synapse_user_ips_max_age: 28d
 
 
-matrix_synapse_rust_synapse_compress_state_docker_image: "registry.gitlab.com/mb-saces/rust-synapse-compress-state:latest"
+matrix_synapse_rust_synapse_compress_state_docker_image: "{{ matrix_synapse_rust_synapse_compress_state_docker_image_name_prefix }}mb-saces/rust-synapse-compress-state:latest"
+matrix_synapse_rust_synapse_compress_state_docker_image_name_prefix: "registry.gitlab.com/"
 matrix_synapse_rust_synapse_compress_state_docker_image_force_pull: "{{ matrix_synapse_rust_synapse_compress_state_docker_image.endswith(':latest') }}"
 
 matrix_synapse_rust_synapse_compress_state_base_path: "{{ matrix_base_data_path }}/rust-synapse-compress-state"