diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2364f8e1..46fb2096 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
       - name: Deno Setup
         uses: denoland/setup-deno@v1
         with:
-          deno-version: "1.38.5"
+          deno-version: "1.45.5"
 
       - name: Build
         run: |