diff --git a/conf/nginx/dev4.4nkweb.com-https.conf b/conf/nginx/dev4.4nkweb.com-https.conf
index b147c3d..7406527 100644
--- a/conf/nginx/dev4.4nkweb.com-https.conf
+++ b/conf/nginx/dev4.4nkweb.com-https.conf
@@ -202,8 +202,6 @@ server {
         include /etc/nginx/proxy_params;
     }
 
-    # signer (sdk_signer) avec support WebSocket
-
     # lecoffre-front - Application LeCoffre
     location = /lecoffre { return 301 /lecoffre/; }
     location ^~ /lecoffre/ {
diff --git a/conf/nginx_backups_host/dev4.4nkweb.com-https.conf b/conf/nginx_backups_host/dev4.4nkweb.com-https.conf
index 47c9b86..3f86a5d 100644
--- a/conf/nginx_backups_host/dev4.4nkweb.com-https.conf
+++ b/conf/nginx_backups_host/dev4.4nkweb.com-https.conf
@@ -195,8 +195,6 @@ server {
         include /etc/nginx/proxy_params;
     }
 
-    # signer (sdk_signer) avec support WebSocket
-
     # lecoffre-front - Application LeCoffre
     location = /lecoffre { return 301 /lecoffre/; }
     location ^~ /lecoffre/ {
diff --git a/docker-compose.yml b/docker-compose.yml
index 5d04680..eb6b0ad 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -195,8 +195,6 @@ services:
          condition: service_healthy
        sdk_storage:
          condition: service_healthy
-       sdk_signer:
-         condition: service_healthy
     user: lecoffreuser
     command: ["sh", "-c", "exec npm run start >> /var/log/lecoffre-front/stdout.log 2>&1"]
     healthcheck:
@@ -234,8 +232,6 @@ services:
         condition: service_healthy
       sdk_storage:
         condition: service_healthy
-      sdk_signer:
-        condition: service_healthy
     user: root
     command: ["sh", "-c", "exec npm start >> /var/log/ihm_client/stdout.log 2>&1"]
     healthcheck:
@@ -248,37 +244,6 @@ services:
       - "com.centurylinklabs.watchtower.enable=true"
     restart: unless-stopped
 
-  sdk_signer:
-    image: git.4nkweb.com/4nk/sdk_signer:ext
-    container_name: sdk_signer
-    env_file:
-      - .env.master
-    ports:
-      - "0.0.0.0:3001:9090"
-    volumes:
-      - sdk_signer_data:/app/data
-      - /home/debian/4NK_env/logs/sdk_signer:/var/log/sdk_signer
-      - /home/debian/4NK_env/scripts/lecoffre_node/healthchecks:/scripts/healthchecks:ro
-    networks:
-      btcnet:
-        aliases:
-          - sdk_signer
-    user: appuser
-    depends_on:
-      sdk_storage:
-        condition: service_healthy
-    command: ["sh", "-c", "exec node /app/dist/index.js >> /var/log/sdk_signer/stdout.log 2>&1"]
-    healthcheck:
-      test: ["CMD", "sh", "/scripts/healthchecks/sdk-signer-progress.sh"]
-      interval: 30s
-      timeout: 10s
-      retries: 50
-      start_period: 30s
-    labels:
-      - "com.centurylinklabs.watchtower.enable=true"
-    restart: unless-stopped
-    # All SIGNER_* variables are provided via env_file (.env.master)
-
   sdk_storage:
     image: git.4nkweb.com/4nk/sdk_storage:ext
     container_name: sdk_storage
@@ -445,8 +410,6 @@ volumes:
     name: 4nk_node_blindbit_data
   sdk_data:
     name: 4nk_node_sdk_data
-  sdk_signer_data:
-    name: 4nk_node_sdk_signer_data
   sdk_storage_data:
     name: 4nk_node_sdk_storage_data
   grafana_data: