diff --git a/samples/1.0.0-rc1-update1/HelloMvc/Dockerfile b/samples/1.0.0-rc1-update1/HelloMvc/Dockerfile
index 030d9a4b32..09178475dc 100644
--- a/samples/1.0.0-rc1-update1/HelloMvc/Dockerfile
+++ b/samples/1.0.0-rc1-update1/HelloMvc/Dockerfile
@@ -1,4 +1,4 @@
-FROM microsoft/aspnet:1.0.0-rc1-final
+FROM microsoft/aspnet:1.0.0-rc1-update1
 
 COPY . /app/
 WORKDIR /app
diff --git a/samples/1.0.0-rc1-update1/HelloWeb/Dockerfile b/samples/1.0.0-rc1-update1/HelloWeb/Dockerfile
index 2d83a4dcf4..86d2106b54 100644
--- a/samples/1.0.0-rc1-update1/HelloWeb/Dockerfile
+++ b/samples/1.0.0-rc1-update1/HelloWeb/Dockerfile
@@ -1,4 +1,4 @@
-FROM microsoft/aspnet:1.0.0-rc1-final
+FROM microsoft/aspnet:1.0.0-rc1-update1
 
 COPY . /app
 WORKDIR /app