diff --git a/.github/workflows/nPYc-test-ci-monthly.yml b/.github/workflows/nPYc-test-ci-monthly.yml
index 19244f7..9fc178f 100644
--- a/.github/workflows/nPYc-test-ci-monthly.yml
+++ b/.github/workflows/nPYc-test-ci-monthly.yml
@@ -22,7 +22,7 @@ jobs:
       run: |
         pip install .
         pip install -r requirements.txt
-        git clone https://github.com/phenomecentre/npc-standard-project.git --single-branch --depth 1 --branch develop ../npc-standard-project
+        git clone https://github.com/phenomecentre/npc-standard-project.git --single-branch --depth 1 --branch master ../npc-standard-project
         pip install xlrd
         pip install coverage
         pip install codecov
@@ -36,4 +36,4 @@ jobs:
       with:
         flags: unittests
         name: codecov-umbrella
-        fail_ci_if_error: true
\ No newline at end of file
+        fail_ci_if_error: true