diff --git a/.github/workflows/jsonata.yml b/.github/workflows/jsonata.yml
index d388723f..43df58fc 100644
--- a/.github/workflows/jsonata.yml
+++ b/.github/workflows/jsonata.yml
@@ -1,9 +1,9 @@
 name: Build and publish JSONata
 on:
   push:
-    branches: [ master ]
+    branches: [ master, v1 ]
   pull_request:
-    branches: [ master ]
+    branches: [ master, v1 ]
 jobs:
   build:
     runs-on: ubuntu-latest