diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index eb91ba8..c08df7c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,7 +4,7 @@ on:
     paths:
       - '.github/workflows/build.yml'
 env:
-  UNBOUND_REF: release-1.17.1
+  UNBOUND_REF: release-1.19.0
 jobs:
   build:
     runs-on: windows-latest