diff --git a/Pipfile b/Pipfile
index 98d97e2..ceb6984 100644
--- a/Pipfile
+++ b/Pipfile
@@ -7,6 +7,7 @@ name = "pypi"
 
 [packages]
 aiosmtpd = "*"
+python-jata = "*"
 
 [requires]
 python_version = "3"
diff --git a/Pipfile.lock b/Pipfile.lock
index a6e536e..72af456 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "cd44c5a29603af504ac09a891df42c6b649da6269ce69b77888fabb13ecf41c3"
+            "sha256": "5c16e20a67c73101d465516d657e21c6c1d3f853ae16dcfe782b7f9e8ba139e5"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -34,11 +34,19 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:29e95c7f6778868dbd49170f98f8818f78f3dc5e0e37c0b1f474e3561b240836",
-                "sha256:c9227bfc2f01993c03f68db37d1d15c9690188323c067c641f1a35ca58185f99"
+                "sha256:1f28b4522cdc2fb4256ac1a020c78acf9cba2c6b461ccd2c126f3aa8e8335d04",
+                "sha256:6279836d581513a26f1bf235f9acd333bc9115683f14f7e8fae46c98fc50e015"
             ],
-            "markers": "python_version >= '3.6'",
-            "version": "==22.2.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==23.1.0"
+        },
+        "python-jata": {
+            "hashes": [
+                "sha256:3c05e3008721ebf19b95b6c51495afa9df6017f88356e4d48853034a20011579",
+                "sha256:ff4cd7ca75c9a8306b69ef6e878c296a5602f3279c6f9a82b6105b8eba764760"
+            ],
+            "index": "pypi",
+            "version": "==1.2"
         }
     },
     "develop": {}