diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ba19298f22d748c4f3132d499f3893ded92a68f4..d8a27290f1967339f0b4d30e94d9beaf4c7b8e33 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -155,6 +155,12 @@ losoto_residual:
   script:
     - cwl-runner --no-container steps/LoSoTo.Residual.cwl test_jobs/losoto_residual.json
 
+losoto_splitleak:
+  stage: test_steps
+  allow_failure: true
+  script:
+    - cwl-runner --no-container steps/LoSoTo.Splitleak.cwl test_jobs/losoto_splitleak.json
+
 losoto_polalign:
   stage: test_steps
   allow_failure: true
diff --git a/steps/LoSoTo.Splitleak.cwl b/steps/LoSoTo.Splitleak.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..3405937529f95ab615be2ebdc6c572f3041bbbc9
--- /dev/null
+++ b/steps/LoSoTo.Splitleak.cwl
@@ -0,0 +1,55 @@
+#!/usr/bin/env cwl-runner
+
+class: CommandLineTool
+cwlVersion: v1.0
+id: losoto_splitleak
+
+$namespaces:
+  lofar: https://git.astron.nl/eosc/ontologies/raw/master/schema/lofar.owl
+doc: Duplicate a table
+
+requirements:
+  InlineJavascriptRequirement:
+    expressionLib:
+      - { $include: utils.js}
+  InitialWorkDirRequirement:
+    listing:
+      - entryname: 'parset.config'
+        entry: $(get_losoto_config('SPLITLEAK').join('\n'))
+
+      - entryname: $(inputs.input_h5parm.basename)
+        entry: $(inputs.input_h5parm)
+        writable: true
+
+baseCommand: "losoto"
+
+arguments:
+  - $(inputs.input_h5parm.basename)
+  - parset.config
+
+hints:
+  DockerRequirement:
+    dockerPull: lofareosc/lofar-pipeline-ci:latest
+
+inputs:
+  - id: input_h5parm
+    type: File
+    format: lofar:#H5Parm
+  - id: soltab
+    type: string
+    doc: "Solution table"
+  - id: soltabOutG
+    type: string?
+    doc: Output table name (diagonal component). By default choose next available from table type.
+  - id: soltabOutD
+    type: string?
+    doc: Output table name (leakage component). By default choose next available from table type.
+
+outputs:
+  - id: output_h5parm
+    type: File
+    format: lofar:#H5Parm
+    outputBinding:
+      glob: $(inputs.input_h5parm.basename)
+$schema:
+  - https://git.astron.nl/eosc/ontologies/raw/master/schema/lofar.owl
diff --git a/test_jobs/losoto_splitleak.json b/test_jobs/losoto_splitleak.json
new file mode 100644
index 0000000000000000000000000000000000000000..0b34257ce0579a12b83e6da8e78eeaa7a8e8e565
--- /dev/null
+++ b/test_jobs/losoto_splitleak.json
@@ -0,0 +1,4 @@
+{
+  "input_h5parm": {"class": "File", "path": "/data/example.h5", "format": "lofar:#H5Parm"},
+  "soltab":  "sol000/amplitude000"
+}