diff --git a/images_build/server_web/Dockerfile b/images_build/server_web/Dockerfile
index 9d4d056..d881629 100644
--- a/images_build/server_web/Dockerfile
+++ b/images_build/server_web/Dockerfile
@@ -15,8 +15,8 @@ RUN sed -i s@/archive.ubuntu.com/@/mirrors.163.com/@g /etc/apt/sources.list \
     libffi-dev \
     make \
     nginx \
-    ruby2.4 \
-    ruby2.4-dev \
+    ruby2.5 \
+    ruby2.5-dev \
     net-tools \
     iputils-ping \
     faketime \