diff --git a/.github/workflows/deployment.yml b/.github/workflows/deployment.yml
index c7bf0c6..613c833 100644
--- a/.github/workflows/deployment.yml
+++ b/.github/workflows/deployment.yml
@@ -7,7 +7,7 @@ env:
   CLOUDFLARE_DIRECTORY: _site
   # tool versions
   # renovate: datasource=github-releases depName=denoland/deno
-  DENO_VERSION: v1.45.3
+  DENO_VERSION: v1.45.5
 
 on:
   push:
diff --git a/.github/workflows/maintain-quality.yml b/.github/workflows/maintain-quality.yml
index c54bf5a..9dc6b19 100644
--- a/.github/workflows/maintain-quality.yml
+++ b/.github/workflows/maintain-quality.yml
@@ -3,7 +3,7 @@ name: Maintain code quality
 env:
   # tool versions
   # renovate: datasource=github-releases depName=denoland/deno
-  DENO_VERSION: v1.45.3
+  DENO_VERSION: v1.45.5
 
 on:
   push: