diff --git a/source/heavy/computing.rst b/source/heavy/computing.rst
index aa8e30a..fefade0 100644
--- a/source/heavy/computing.rst
+++ b/source/heavy/computing.rst
@@ -65,7 +65,8 @@ Using Compute Canada for the first time
 
         # User specific aliases and functions
 
-        module load java/1.8.0_192 singularity/3.5
+        module load java/11.0.2
+        module load singularity
 
         #export PATH=$PATH:/home/USER/scripts  # if you have scripts
         export PATH=$PATH:$HOME/nextflow
diff --git a/source/tools/tractoflow.rst b/source/tools/tractoflow.rst
index 8d1ca54..715b1c3 100644
--- a/source/tools/tractoflow.rst
+++ b/source/tools/tractoflow.rst
@@ -79,8 +79,8 @@ Using Tractoflow on Compute Canada
             #   - Interface seeding
             #   - nbr_seeds 15.
             my_singularity_img='../tractoflow_*.img' # or .sif
-            nextflow -c ../beluga.conf run ../tractoflow-*/main.nf --root ../input_data_tractoflow \
-                -with-singularity $my_singularity_img -resume -with-report report.html \
+            nextflow -c ../beluga.conf run ../tractoflow-*/main.nf --input ../input_data_tractoflow \
+                -with-singularity ../tractoflow_*.img -resume -with-report report.html \
                 --dti_shells "0 1500" --fodf_shells "0 1500" --step 0.5 --nbr_seeds 15 \
                 --wm_seeding false --mean_frf false --set_frf true