diff --git a/services/dockge/.env b/services/dockge/.env
index 0b0ab129..69ae7bd2 100644
--- a/services/dockge/.env
+++ b/services/dockge/.env
@@ -20,3 +20,6 @@ STACKS_DIR=/opt/stacks
 # For example, create a folder in your docker compose folder with the name stacks (mkdir stacks) and use /path/to/docker-compose-container-folder/stacks. 
 PUID=1000 # Set the stack file/dir ownership to this user
 PGID=1000 # Set the stack file/dir ownership to this group
+
+# Time Zone setting for containers
+TZ=Europe/Amsterdam # See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
diff --git a/services/grampsweb/compose.yaml b/services/grampsweb/compose.yaml
index b18dda2b..f8e95331 100644
--- a/services/grampsweb/compose.yaml
+++ b/services/grampsweb/compose.yaml
@@ -55,7 +55,7 @@ services:
     environment:
       PUID: 1000
       PGID: 1000
-      TZ: Europe/Amsterdam
+      TZ: ${TZ}
       GRAMPSWEB_TREE: "Gramps Web"  # will create a new tree if not exists
       GRAMPSWEB_CELERY_CONFIG__broker_url: "redis://grampsweb_redis:6379/0"
       GRAMPSWEB_CELERY_CONFIG__result_backend: "redis://grampsweb_redis:6379/0"
diff --git a/services/mealie/compose.yaml b/services/mealie/compose.yaml
index 6564c1f7..5e915077 100644
--- a/services/mealie/compose.yaml
+++ b/services/mealie/compose.yaml
@@ -61,7 +61,7 @@ services:
       ALLOW_SIGNUP: "false"
       PUID: 1000
       PGID: 1000
-      TZ: Europe/Amsterdam
+      TZ: ${TZ}
       BASE_URL: https://mealie.yourdomain.ts.net # Alter to your domain
     volumes:
       - ./${SERVICE}-data:/app/data/
diff --git a/services/newwallpaperwhodis/.env b/services/newwallpaperwhodis/.env
index 9c990343..d2edda9c 100644
--- a/services/newwallpaperwhodis/.env
+++ b/services/newwallpaperwhodis/.env
@@ -16,3 +16,6 @@ TS_AUTHKEY=
 
 # Optional Service variables
 # PUID=1000
+
+# Time Zone setting for containers
+TZ=Europe/Amsterdam # See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
diff --git a/services/open-webui/.env b/services/open-webui/.env
index 3b7dbf3a..0129cef7 100644
--- a/services/open-webui/.env
+++ b/services/open-webui/.env
@@ -24,6 +24,6 @@ TS_AUTHKEY=
 OLLAMA_BASE_URL=http://host.docker.internal:11434
 # Random secret key for session security. Generate with: openssl rand -hex 32
 WEBUI_SECRET_KEY=
-TZ=Europe/Amsterdam # Timezone for the container.
+TZ=Europe/Amsterdam # See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
 
 #EXAMPLE_VAR="Environment variable"
diff --git a/services/radicale/.env b/services/radicale/.env
index ecc1cc24..fb41d304 100644
--- a/services/radicale/.env
+++ b/services/radicale/.env
@@ -16,3 +16,6 @@ TS_AUTHKEY=
 
 # Optional Service variables
 # PUID=1000
+
+# Time Zone setting for containers
+TZ=Europe/Amsterdam # See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
diff --git a/services/rustdesk-server/.env b/services/rustdesk-server/.env
index e0d6c194..401341bf 100644
--- a/services/rustdesk-server/.env
+++ b/services/rustdesk-server/.env
@@ -17,8 +17,8 @@ TS_AUTHKEY=
 # Optional Service variables
 # PUID=1000
 
-# Time zone
-TZ=Europe/Amsterdam
+# Time Zone setting for containers
+TZ=Europe/Amsterdam # See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
 
 # Always use the relay. As this is run in tailnet and relays aren't needed, this setting in most cases should remain off. 
 ALWAYS_USE_RELAY=N
diff --git a/services/tandoor/.env b/services/tandoor/.env
index f6f4e0b0..0abb304c 100644
--- a/services/tandoor/.env
+++ b/services/tandoor/.env
@@ -16,7 +16,7 @@ DNS_SERVER=9.9.9.9
 TS_AUTHKEY=
 
 # Time Zone setting for containers
-TZ=Europe/Amsterdam
+TZ=Europe/Amsterdam # See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
 
 # Tandoor Configuration
 # Generate with: base64 /dev/urandom | head -c50