diff --git a/docker-compose.yml b/docker-compose.yml
index f89810e..3eb9540 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -55,16 +55,18 @@ services:
       # ===== 日志/性能 =====
       NODE_OPTIONS: ${NODE_OPTIONS:-"--max-old-space-size=768"}
     # 2C4G 机器的推荐配置（.env 可覆盖）；小机器 1C2G 也能跑
+    # ⚠️ 注意：cpus 默认值不能加双引号！新版 Docker Compose v2 严格类型：
+    #    加引号会解析为字符串 '"1.5"' → ParseFloat 失败报错
     mem_limit: ${APP_MEM_LIMIT:-1400m}
     mem_reservation: ${APP_MEM_RESERVATION:-384m}
-    cpus: ${APP_CPUS:-"1.5"}
+    cpus: ${APP_CPUS:-1.5}
     deploy:
       resources:
         limits:
-          cpus: ${APP_CPUS_LIMIT:-"2"}
+          cpus: ${APP_CPUS_LIMIT:-2}
           memory: ${APP_MEM_LIMIT:-1400M}
         reservations:
-          cpus: ${APP_CPUS_RESERVATION:-"0.5"}
+          cpus: ${APP_CPUS_RESERVATION:-0.5}
           memory: ${APP_MEM_RESERVATION:-384M}
     healthcheck:
       # 30s 后开始检查，每 15s 一次，连续 3 次失败就重启
@@ -141,7 +143,7 @@ services:
       - redis-data:/data
     mem_limit: ${REDIS_MEM_LIMIT:-384m}
     mem_reservation: ${REDIS_MEM_RESERVATION:-64m}
-    cpus: ${REDIS_CPUS:-"0.5"}
+    cpus: ${REDIS_CPUS:-0.5}
     networks:
       - voicehub-net