diff --git a/scripts/install b/scripts/install
index 9bf2e09..750288c 100755
--- a/scripts/install
+++ b/scripts/install
@@ -97,7 +97,7 @@ ynh_print_info --message="Setting up source files..."
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source -dest_dir="$final_path" --source_id=$architecture
+ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
 
 #=================================================
 # NGINX CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index ac64a65..24e34ed 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -155,7 +155,7 @@ then
 	ynh_print_info --message="Upgrading source files..."
 	
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path" --source_id=$architecture
+	ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
 fi
 
 #=================================================