diff --git a/modules/system/system.install b/modules/system/system.install
index f8739d2d078..62e582d648c 100644
--- a/modules/system/system.install
+++ b/modules/system/system.install
@@ -680,7 +680,7 @@ function system_install() {
         sid varchar(64) NOT NULL default '',
         timestamp int NOT NULL default '0',
         batch text,
-        PRIMARY KEY (bid),
+        PRIMARY KEY (bid)
       )");
       db_query("CREATE INDEX {batch}_sid_idx ON {batch} (sid)");
 
diff --git a/update.php b/update.php
index 8c3362119b3..3387ad849d2 100644
--- a/update.php
+++ b/update.php
@@ -698,7 +698,7 @@ function update_create_batch_table() {
         sid varchar(64) NOT NULL default '',
         timestamp int NOT NULL default '0',
         batch text,
-        PRIMARY KEY (bid),
+        PRIMARY KEY (bid)
       )");
       $ret[] = update_sql("CREATE INDEX {batch}_sid_idx ON {batch} (sid)");
      break;