diff --git a/Dockerfile b/Dockerfile
index 54b509c..0a5c8ce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,6 +17,9 @@ WORKDIR blog
 ARG TINA_TOKEN
 RUN echo $TINA_TOKEN
 
+# install tina cms
+RUN npx @tinacms/cli@latest
+
 # build Tina
 RUN npm run tinacms build &&