diff --git a/.azure-pipelines/unix-build.yml b/.azure-pipelines/unix-build.yml
index ee88954e4..93060f759 100644
--- a/.azure-pipelines/unix-build.yml
+++ b/.azure-pipelines/unix-build.yml
@@ -17,11 +17,11 @@ steps:
 # Extract the dials-data version so we can correctly cache regression data.
 - bash: |
     set -eux
-    python3 .azure-pipelines/parse_dependencies.py \
-      dependencies.yaml \
-      .azure-pipelines/ci-dependencies.yaml \
+    python3 modules/dxtbx/.azure-pipelines/parse_dependencies.py \
+      modules/dxtbx/dependencies.yaml \
+      modules/dxtbx/.azure-pipelines/ci-dependencies.yaml \
       --prebuilt-cctbx \
-      > .azure-pipelines/ci-conda-env.txt
+      > modules/dxtbx/.azure-pipelines/ci-conda-env.txt
     python3 modules/dxtbx/.azure-pipelines/bootstrap.py base --clean --python $(PYTHON_VERSION)
 
     set +ux