diff --git a/docker-compose.yml b/docker-compose.yml
index 45024d9..1881369 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ services:
       - ./bind9/lan.db:/etc/bind/lan.db
       - ./bind9/guiotte.db:/etc/bind/guiotte.db
     environment:
-      - TZ=CEST
+      - TZ=Europe/Helsinki
     ports:
       - "53:53/udp"
 
@@ -25,7 +25,7 @@ services:
     environment:
       - PUID=1000
       - PGID=1000
-      - TZ=CEST
+      - TZ=Europe/Helsinki
       - URL=guiotte.fr
       - SUBDOMAINS=wildcard
       - VALIDATION=dns
@@ -44,7 +44,7 @@ services:
     environment:
       - PUID=1000
       - PGID=1000
-      - TZ=CEST
+      - TZ=Europe/Helsinki
     volumes:
       - ./ddclient:/config
 
@@ -97,7 +97,7 @@ services:
         #    environment:
         #      - PUID=1000
         #      - PGID=1000
-        #      - TZ=Europe/Paris
+        #      - TZ=Europe/Helsinki
         #    volumes:
         #      - ./radarr:/config
         #      - /mnt/storage/video/Films/:/movies
@@ -114,7 +114,7 @@ services:
     environment:
       - PUID=1000
       - PGID=1000
-      - TZ=Europe/Paris
+      - TZ=Europe/Helsinki
     volumes:
       - ./syncthing:/config
       - /mnt/storage/music/Florent:/music
@@ -139,7 +139,7 @@ services:
       - MYSQL_PASSWORD=dbpassword
       - PGID=1000
       - PUID=1000
-      - TZ=Europe/Paris
+      - TZ=Europe/Helsinki
 
 
   lychee:
@@ -159,7 +159,7 @@ services:
       - DB_PORT=3306
       - PGID=1000
       - PUID=1000
-      - TZ=Europe/Paris
+      - TZ=Europe/Helsinki
 
         # WIP
         #  zotero:
@@ -170,7 +170,7 @@ services:
         #    environment:
         #      - PUID=1000
         #      - PGID=1000
-        #      - TZ=Europe/Paris
+        #      - TZ=Europe/Helsinki
         #      - USERNAME=user
         #      - PASSWORD=passwd
         #    volumes:
@@ -191,7 +191,7 @@ services:
     environment:
       - PUID=1000
       - PGID=1000
-      - TZ=Europe/Paris
+      - TZ=Europe/Helsinki
     env_file:
       - taskserver/taskserver.env
     ports:
@@ -209,7 +209,7 @@ services:
     environment:
       - PUID=1000
       - PGID=1000
-      - TZ=Europe/Paris
+      - TZ=Europe/Helsinki
     volumes:
       - ./slides-notes/slides:/app/slides