diff --git a/db/newsgroup.sql b/db/newsgroup.sql
index 4b83777..f349116 100644
--- a/db/newsgroup.sql
+++ b/db/newsgroup.sql
@@ -1,11 +1,11 @@
 begin transaction;
 
 create table newsgroup_message (
-    id        INTEGER PRIMARY KEY NOT NULL,
-    posted_on DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    sender    TEXT NOT NULL,
-    subject   TEXT NOT NULL,
-    content   TEXT NOT NULL
+    id         INTEGER PRIMARY KEY NOT NULL,
+    created_on DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    sender     TEXT NOT NULL,
+    subject    TEXT NOT NULL,
+    content    TEXT NOT NULL
 );
 
 commit;
diff --git a/lib/nntp/tiny/db.py b/lib/nntp/tiny/db.py
index 5784e3b..6e202ff 100644
--- a/lib/nntp/tiny/db.py
+++ b/lib/nntp/tiny/db.py
@@ -12,7 +12,7 @@ class Database():
         sql = """
             insert into
                 newsgroup_message
-            (posted_on, sender, subject, content) values (?, ?, ?, ?)
+            (created_on, sender, subject, content) values (?, ?, ?, ?)
         """
 
         self.db.execute(sql, (