diff --git a/launch.sh b/launch.sh
index 2d0a611..25277bf 100755
--- a/launch.sh
+++ b/launch.sh
@@ -93,7 +93,7 @@ show_help() {
                      environment, fetch git repository and install
                      Python dependancies"
   echo -e "   - migrate         Launch migration command:
-                     python manage.py migrate"
+                     python3 manage.py migrate"
   echo -e "   - psql            Enter PSQL database via psql command"
   echo -e "   - restore dump    Restore the given dump"
   echo -e "   - start [arg ...] Launch Gissmo Docker container
@@ -248,7 +248,7 @@ test_migrate() {
 
 migrate() {
   test_migrate
-  $docker_cmd run -it --rm --link ${POSTGRES_DOCKER_NAME}:db gissmo:${GISSMO_VERSION} python manage.py migrate || error_and_quit "Failed to launch Gissmo migration."
+  $docker_cmd run -it --rm --link ${POSTGRES_DOCKER_NAME}:db gissmo:${GISSMO_VERSION} python3 manage.py migrate || error_and_quit "Failed to launch Gissmo migration."
 }
 
 test_restore() {