diff --git a/modules/nf-neuro/preproc/eddy/main.nf b/modules/nf-neuro/preproc/eddy/main.nf
index d9eb9c9..fdf8864 100644
--- a/modules/nf-neuro/preproc/eddy/main.nf
+++ b/modules/nf-neuro/preproc/eddy/main.nf
@@ -3,8 +3,8 @@ process PREPROC_EDDY {
     label 'process_high'
 
     container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
-        "https://scil.usherbrooke.ca/containers/scilus_2.0.2.sif":
-        "scilus/scilus:2.0.2"}"
+        'https://scil.usherbrooke.ca/containers/scilus_2.0.2.sif':
+        'scilus/scilus:2.0.2' }"
 
     input:
         tuple val(meta), path(dwi), path(bval), path(bvec), path(rev_dwi), path(rev_bval), path(rev_bvec), path(corrected_b0s), path(topup_fieldcoef), path(topup_movpart)
diff --git a/modules/nf-neuro/preproc/topup/main.nf b/modules/nf-neuro/preproc/topup/main.nf
index 64b3ac8..d63d2d6 100644
--- a/modules/nf-neuro/preproc/topup/main.nf
+++ b/modules/nf-neuro/preproc/topup/main.nf
@@ -3,8 +3,8 @@ process PREPROC_TOPUP {
     label 'process_single'
 
     container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
-        "https://scil.usherbrooke.ca/containers/scilus_2.0.2.sif":
-        "scilus/scilus:2.0.2"}"
+        'https://scil.usherbrooke.ca/containers/scilus_2.0.2.sif':
+        'scilus/scilus:2.0.2' }"
 
     input:
         tuple val(meta), path(dwi), path(bval), path(bvec), path(b0), path(rev_dwi), path(rev_bval), path(rev_bvec), path(rev_b0)