diff --git a/templates/configmap.yaml b/templates/configmap.yaml
index 3c08e88..4e554e4 100644
--- a/templates/configmap.yaml
+++ b/templates/configmap.yaml
@@ -21,6 +21,10 @@ data:
 
         client_max_body_size 64M;
 
+        # リアルIPの取得（LoadBalancer/Ingress経由の場合）
+        real_ip_header X-Forwarded-For;
+        set_real_ip_from 0.0.0.0/0;
+
         location / {
             try_files $uri $uri/ /index.php?$args;
         }
@@ -34,6 +38,27 @@ data:
             fastcgi_param PATH_INFO $fastcgi_path_info;
             fastcgi_buffering off;
             fastcgi_read_timeout 300;
+
+            # HTTPS対応（重要）
+            fastcgi_param HTTPS $https if_not_empty;
+            fastcgi_param REQUEST_SCHEME $scheme;
+            
+            # X-Forwarded-*ヘッダーの転送
+            fastcgi_param HTTP_X_FORWARDED_PROTO $http_x_forwarded_proto;
+            fastcgi_param HTTP_X_FORWARDED_HOST $http_x_forwarded_host;
+            fastcgi_param HTTP_X_FORWARDED_PORT $http_x_forwarded_port;
+            fastcgi_param HTTP_X_FORWARDED_FOR $http_x_forwarded_for;
+            fastcgi_param HTTP_X_REAL_IP $http_x_real_ip;
+
+            # HTTPSが検出された場合の明示的な設定
+            set $https_value "";
+            if ($http_x_forwarded_proto = "https") {
+                set $https_value "on";
+            }
+            if ($scheme = "https") {
+                set $https_value "on";
+            }
+            fastcgi_param HTTPS $https_value;
         }
 
         location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {