diff --git a/nginx/nginx-bootstrap.conf b/nginx/nginx-bootstrap.conf
index 8060c17..68fda26 100644
--- a/nginx/nginx-bootstrap.conf
+++ b/nginx/nginx-bootstrap.conf
@@ -8,6 +8,20 @@ server {
 		root /var/www/certbot;
 	}
 
+	# WebSocket (ActionCable)
+	location /cable {
+		proxy_pass http://dawarich_app:3000;
+		proxy_http_version 1.1;
+		proxy_set_header Upgrade $http_upgrade;
+		proxy_set_header Connection "upgrade";
+		proxy_set_header Host $http_host;
+		proxy_set_header X-Real-IP $remote_addr;
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_set_header X-Forwarded-Proto $scheme;
+		proxy_read_timeout 86400;
+		proxy_send_timeout 86400;
+	}
+
 	location / {
 		proxy_set_header X-Real-IP $remote_addr;
 		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index 991a9bc..b48f9a8 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -59,6 +59,20 @@ server {
 		font/otf
 		font/opentype;
 
+	# WebSocket (ActionCable)
+	location /cable {
+		proxy_pass http://dawarich_app:3000;
+		proxy_http_version 1.1;
+		proxy_set_header Upgrade $http_upgrade;
+		proxy_set_header Connection "upgrade";
+		proxy_set_header Host $http_host;
+		proxy_set_header X-Real-IP $remote_addr;
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_set_header X-Forwarded-Proto https;
+		proxy_read_timeout 86400;
+		proxy_send_timeout 86400;
+	}
+
 	location / {
 		proxy_set_header X-Real-IP $remote_addr;
 		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;