diff --git a/scripts/install b/scripts/install
index 68b88f0..89e2587 100644
--- a/scripts/install
+++ b/scripts/install
@@ -39,12 +39,12 @@ chown -R "$app:www-data" "$install_dir"
 ynh_script_progression --message="Installing $app with Composer..." --weight=30
 
 pushd "$install_dir/sources"
-    ynh_install_composer --install_args="--no-dev" --workdir="$install_dir/sources"
+    ynh_install_composer --workdir="$install_dir/sources" --install_args="--no-dev"
 
     ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" yarn install --pure-lockfile --prod
     ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" yarn run buildall
 
-    ynh_composer_exec --commands="install --prefer-dist --no-cache --no-progress --no-dev -a"
+    ynh_composer_exec --workdir="$install_dir/sources" --commands="install --prefer-dist --no-cache --no-progress --no-dev -a"
 
     ynh_secure_remove node_modules
     ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" yarn cache clean
diff --git a/scripts/upgrade b/scripts/upgrade
index 8abde41..d6af6d9 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -46,12 +46,12 @@ chown -R "$app:www-data" "$install_dir"
 ynh_script_progression --message="Building $app with Composer..." --weight=30
 
 pushd "$install_dir/sources"
-    ynh_install_composer --install_args="--no-dev" --workdir="$install_dir/sources"
+    ynh_install_composer --workdir="$install_dir/sources" --install_args="--no-dev"
 
     ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" yarn install --pure-lockfile --prod
     ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" yarn run buildall
 
-    ynh_composer_exec --commands="install --prefer-dist --no-cache --no-progress --no-dev -a"
+    ynh_composer_exec --workdir="$install_dir/sources" --commands="install --prefer-dist --no-cache --no-progress --no-dev -a"
 
     ynh_secure_remove node_modules
     ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" yarn cache clean