diff --git a/scripts/_common.sh b/scripts/_common.sh
index 738733c..0548822 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -7,7 +7,8 @@
 nodejs_version=16
 
 # dependencies used by the app (must be on a single line)
-pkg_dependencies="golang-1.18-go postgresql"
+pkg_dependencies="postgresql"
+pkg_dependency_golang="golang-1.18-go"
 
 #=================================================
 # PERSONAL HELPERS
@@ -42,17 +43,10 @@ build_fider() {
 # EXPERIMENTAL HELPERS
 #=================================================
 
-_ynh_enable_backports() {
-    version=$(ynh_get_debian_release)
-    backports_file="/etc/apt/sources.list.d/backports_$version.list"
-    if [[ -f "$backports_file" ]]; then
-        return 0
-    fi
-    {
-        echo "deb http://deb.debian.org/debian $version-backports main contrib non-free"
-        echo "deb-src http://deb.debian.org/debian $version-backports main contrib non-free"
-    } > "$backports_file"
-    apt update
+install_golang_from_backports() {
+    ynh_exec_warn_less ynh_install_extra_app_dependencies \
+        --repo="deb http://deb.debian.org/debian $version-backports main contrib non-free" \
+        --package="$pkg_dependency_golang"
 }
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 7b65a58..afbc6a2 100755
--- a/scripts/install
+++ b/scripts/install
@@ -69,8 +69,8 @@ ynh_app_setting_set --app=$app --key=port --value=$port
 #=================================================
 ynh_script_progression --message="Installing dependencies..." --weight=1
 
-_ynh_enable_backports
 ynh_install_app_dependencies $pkg_dependencies
+install_golang_from_backports
 ynh_install_nodejs --nodejs_version=$nodejs_version
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 1f1aaf2..86fe83e 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -82,8 +82,8 @@ chmod +x "$final_path/run_fider"
 ynh_script_progression --message="Reinstalling dependencies..." --weight=1
 
 # Define and install dependencies
-_ynh_enable_backports
 ynh_install_app_dependencies $pkg_dependencies
+install_golang_from_backports
 
 #=================================================
 # RESTORE THE NGINX CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index d6caf5d..38944be 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -102,6 +102,7 @@ chown -R $app:www-data "$final_path"
 ynh_script_progression --message="Upgrading dependencies..." --weight=1
 
 ynh_install_app_dependencies $pkg_dependencies
+install_golang_from_backports
 
 #=================================================
 # NGINX CONFIGURATION