diff --git a/steps/AOFlagger.cwl b/steps/AOFlagger.cwl
index 9df1a108ebf3bb3eeb311be3857ec22df2171272..e3421e14bc87cb1c9615f4e21f6a981a2849ebc8 100644
--- a/steps/AOFlagger.cwl
+++ b/steps/AOFlagger.cwl
@@ -13,7 +13,7 @@ requirements:
 
 hints:
   DockerRequirement:
-    dockerPull: lofar/lofar-pipeline
+    dockerPull: lofareosc/prefactor-ci:master
 
 baseCommand:
   - aoflagger
diff --git a/steps/DPPP.cwl b/steps/DPPP.cwl
index e3be3ccb2965b4962b8c92bdd298c4ee0a3dfc6d..d86b709fef3e84628a494c1dc2aa3dfc3f83ff04 100755
--- a/steps/DPPP.cwl
+++ b/steps/DPPP.cwl
@@ -10,7 +10,7 @@ requirements:
 
 hints:
   DockerRequirement:
-    dockerPull: lofar/lofar-pipeline
+    dockerPull: lofareosc/prefactor-ci:master
 
 arguments: []
 
diff --git a/steps/H5ParmCollector.cwl b/steps/H5ParmCollector.cwl
index 2ab2ad1c488cc708f093cc77d60bfc4a620ecc12..2849c64868f47ec7db5112c3e81483273bb0c696 100755
--- a/steps/H5ParmCollector.cwl
+++ b/steps/H5ParmCollector.cwl
@@ -6,7 +6,7 @@ id: h5parm_collector
 
 hints:
   DockerRequirement:
-    dockerPull: lofareosc/prefactor-ci
+    dockerPull: lofareosc/prefactor-ci:master
 
 baseCommand:
   - H5parm_collector.py
diff --git a/steps/blsmooth.cwl b/steps/blsmooth.cwl
index bc822bafc53035190808a72a6673462ab1e349e4..2f0d5ebbf74a243e9575254084c065bf0640fd31 100644
--- a/steps/blsmooth.cwl
+++ b/steps/blsmooth.cwl
@@ -78,7 +78,7 @@ outputs:
       glob: $(inputs.msin.basename)
 hints:
  - class: DockerRequirement
-   dockerPull: 'prefactor:latest'
+   dockerPull: lofareosc/prefactor-ci:master
 requirements:
  - class: InitialWorkDirRequirement
    listing:
diff --git a/steps/check_ateam_separation.cwl b/steps/check_ateam_separation.cwl
index bb720da57e5225e5b52e5711491082d97b72865f..0257dd38226dba7c0be4b1ac447eed45a68f2281 100755
--- a/steps/check_ateam_separation.cwl
+++ b/steps/check_ateam_separation.cwl
@@ -6,7 +6,7 @@ id: check_ateam_separation
 
 requirements:
   - class: DockerRequirement
-    dockerPull: 'prefactor:latest'
+    dockerPull: lofareosc/prefactor-ci:master
   - class: InlineJavascriptRequirement
 
 
diff --git a/steps/ddecal.cwl b/steps/ddecal.cwl
index 52de2d9ef498ec559ba99f6049af0fb5ec1c5387..9a5053b9d290b64fa6de5a9d26cc7ae307c2aae5 100644
--- a/steps/ddecal.cwl
+++ b/steps/ddecal.cwl
@@ -10,7 +10,7 @@ requirements:
     
 hints:
   DockerRequirement:
-    dockerPull: lofareosc/prefactor-ci
+    dockerPull: lofareosc/prefactor-ci:master
 
 arguments:
   - steps=[ddecal]
diff --git a/steps/find_skymodel_cal.cwl b/steps/find_skymodel_cal.cwl
index a826316418368e14c7720fa74a1d12ffd15e7c9c..2d7af826b317b721fc471ff7ac4ec90f3a9dc369 100644
--- a/steps/find_skymodel_cal.cwl
+++ b/steps/find_skymodel_cal.cwl
@@ -56,4 +56,4 @@ requirements:
 
 hints:
   DockerRequirement:
-    dockerPull: lofareosc/prefactor-ci
+    dockerPull: lofareosc/prefactor-ci:master
diff --git a/steps/interpolate_visibilities.cwl b/steps/interpolate_visibilities.cwl
index 99e6f0e38347ce7189fa46a63c68d29c2f10f6aa..90772b4f072cdecd9f03fd5f1d6258b66b995d11 100644
--- a/steps/interpolate_visibilities.cwl
+++ b/steps/interpolate_visibilities.cwl
@@ -43,7 +43,7 @@ outputs:
 label: interpolate_visibilities
 hints:
   - class: DockerRequirement
-    dockerPull: lofar/lofar-pipeline
+    dockerPull: lofareosc/prefactor-ci:master
 
 requirements:
   - class: InitialWorkDirRequirement
diff --git a/steps/makesourcedb.cwl b/steps/makesourcedb.cwl
index 0dcf1bed941081b43fb4a586f3e8b9bdaddcc9a9..d2d43a39e2a86a1bc38259dc15d7d886e0c12652 100755
--- a/steps/makesourcedb.cwl
+++ b/steps/makesourcedb.cwl
@@ -41,5 +41,5 @@ outputs:
 label: make_sourcedb_ateam
 hints:
   - class: DockerRequirement
-    dockerPull: prefactor
+    dockerPull: lofareosc/prefactor-ci:master
   - class: InlineJavascriptRequirement
diff --git a/steps/ms_concat.cwl b/steps/ms_concat.cwl
index f2f4cab49b6a54f33b97a5c1ce608ddf31d1718b..d9038e8df9506c24c6093b7ed9c4b27fb2a88196 100644
--- a/steps/ms_concat.cwl
+++ b/steps/ms_concat.cwl
@@ -51,7 +51,7 @@ label: ms_concat
 requirements:
   - class: ShellCommandRequirement
   - class: DockerRequirement
-    dockerPull: prefactor
+    dockerPull: lofareosc/prefactor-ci:master
   - class: InlineJavascriptRequirement
   - class: InitialWorkDirRequirement
     listing:
diff --git a/steps/predict.cwl b/steps/predict.cwl
index 44fbd8f9a1672ddf2d9fdca32c8423db292222fb..eeb14aef083ee2e7ec43056e68fd018c47023e50 100644
--- a/steps/predict.cwl
+++ b/steps/predict.cwl
@@ -68,4 +68,4 @@ requirements:
   - class: InlineJavascriptRequirement
 hints:
   - class: DockerRequirement
-    dockerPull: prefactor
+    dockerPull: lofareosc/prefactor-ci:master
diff --git a/steps/wsclean.cwl b/steps/wsclean.cwl
index f4987ba55f7509cbf1adb21d20559c2832a398a0..c4740821e549452afdf9cea033a2acaef32a6240 100644
--- a/steps/wsclean.cwl
+++ b/steps/wsclean.cwl
@@ -39,4 +39,4 @@ outputs:
 label: WSClean
 requirements:
   - class: DockerRequirement
-    dockerPull: 'prefactor:latest'
+    dockerPull: lofareosc/prefactor-ci:master