diff --git a/infra/k8s/argo/ci-pipeline-template.yaml b/infra/k8s/argo/ci-pipeline-template.yaml
index bd6291bd7..d13cb4722 100644
--- a/infra/k8s/argo/ci-pipeline-template.yaml
+++ b/infra/k8s/argo/ci-pipeline-template.yaml
@@ -210,6 +210,9 @@ spec:
       container:
         image: rg.fr-par.scw.cloud/foxhunt-ci/foxhunt-runtime:latest
         command: ["/bin/sh", "-c"]
+        env:
+          - name: COMMITS_JSON
+            value: "{{workflow.parameters.commits-json}}"
         resources:
           requests:
             cpu: 100m
@@ -224,7 +227,7 @@ spec:
             #!/bin/sh
             set -e
 
-            COMMITS_JSON='{{workflow.parameters.commits-json}}'
+            # COMMITS_JSON is passed as env var to avoid shell escaping issues
 
             # Extract all changed file paths from commits array
             if command -v jq >/dev/null 2>&1; then