diff --git a/scripts/release/post-check-next b/scripts/release/post-check-next
index e10d46b9a5..225786b784 100755
--- a/scripts/release/post-check-next
+++ b/scripts/release/post-check-next
@@ -7,10 +7,10 @@
 mkdir tmp
 cd tmp
 npm init -y
-npm install typescript@2.6 rxjs@5.5.0 zone.js@0.8.10 @angular/{animations,core,common,forms,router,platform-browser,platform-browser-dynamic,platform-webworker,platform-webworker-dynamic,platform-server,compiler,compiler-cli,language-service,service-worker,upgrade}@next --save
+npm install typescript@2.7 rxjs@6.0.0-beta.1 zone.js@0.8.20 @angular/{animations,core,common,forms,router,platform-browser,platform-browser-dynamic,platform-webworker,platform-webworker-dynamic,platform-server,compiler,compiler-cli,language-service,service-worker,upgrade}@next --save
 cd ..
 rm -rf tmp
 
 echo "CHECK THE DIST-TAGS"
 
-grep '"name": "@angular' $(find packages -name package.json) | grep -o '@angular/[^/"]*' | sort -u | xargs -n 1 -I% npm show \% name dist-tags
\ No newline at end of file
+grep '"name": "@angular' $(find packages -name package.json) | grep -o '@angular/[^/"]*' | sort -u | xargs -n 1 -I% npm show \% name dist-tags