diff --git a/scripts/upgrade b/scripts/upgrade
index 86a38f3..bb0db39 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -78,6 +78,7 @@ then
 
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$final_path"
+	ynh_store_file_checksum --file="$final_path/composer.json"
     mkdir -p "$final_path/$app"
 fi