diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index e48a59294a..59fada5d4f 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -1,6 +1,6 @@
 variables:
   DENO_VERSION: "v0.3.10"
-  TS_VERSION: "3.2.1"
+  TS_VERSION: "3.4.5"
 
 # TODO DRY up the jobs
 # TODO Try to get eslint to run under Deno, like prettier