diff --git a/contents.json b/contents.json
index f50e4344..888181dd 100644
--- a/contents.json
+++ b/contents.json
@@ -16452,7 +16452,7 @@
       "tags": [
         "swift",
         "carthage",
-        "libsodium"
+        "libsodium", "archive"
       ],
       "license": "bsd-3-clause",
       "date_added": "Aug 3 2017",