diff --git a/.gitignore b/.gitignore
index 6ada2877b3453550a6cec11b68ffad30847f84bf..b0502826fa48314208d9ccc2a7342bd20769c0c3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 test_data/*.MS
 Docker/scripts
+Docker/prefactor
 *.sif
 # Byte-compiled / optimized / DLL files
 __pycache__/
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 40f52ecb701b4a0cc0edd3491d2f340ad6aed9b0..0efe8139e9797ac32568180278f4bb0a6d522268 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -59,7 +59,7 @@ blsmooth:
 pol_align:
   stage: integration_test
   script:
-    - cwltool --no-container subworkflows/pol_align.cwl test_jobs/pol_align.json
+    - cwltool --no-container subworkflow/pol_align.cwl test_jobs/pol_align.json
 
 prefactor_calibrator:
   stage: integration_test
diff --git a/Docker/Dockerfile b/Docker/Dockerfile
index 7b8b78a8b7f7c7fff4f642458082b1559993bbfb..b2d0d68f506300c9c3891a932d91d146288a4974 100644
--- a/Docker/Dockerfile
+++ b/Docker/Dockerfile
@@ -1,10 +1,10 @@
 FROM lofareosc/lofar-pipeline:latest
-
+USER root
 COPY prefactor/scripts/* /opt/lofar/scripts/
 COPY prefactor/skymodels/* /data/skymodels/
 COPY prefactor/rfistrategies/* /data/rfistrategies/
 COPY prefactor/solutions/ /data/solutions/*
-
+RUN apt update && apt install vim
 RUN ln -sf /opt/lofar/scripts/* /usr/local/bin/
 
 RUN chmod +rx /usr/local/bin/*