diff --git a/lib/Lacuna.pm b/lib/Lacuna.pm
index b8b39e32..b56d531c 100644
--- a/lib/Lacuna.pm
+++ b/lib/Lacuna.pm
@@ -7,7 +7,7 @@ use Config::JSON;
 
 useall __PACKAGE__;
 
-our $VERSION = 3.0893;
+our $VERSION = 3.0894;
 
 my $config = Config::JSON->new('/data/Lacuna-Server/etc/lacuna.conf');
 my $db = Lacuna::DB->connect($config->get('db/dsn'),$config->get('db/username'),$config->get('db/password'), { mysql_enable_utf8 => 1});
diff --git a/lib/Lacuna/RPC/Body.pm b/lib/Lacuna/RPC/Body.pm
index 0322badd..2c05f414 100644
--- a/lib/Lacuna/RPC/Body.pm
+++ b/lib/Lacuna/RPC/Body.pm
@@ -135,6 +135,10 @@ sub repair_list {
 
     my $empire = $self->get_empire_by_session($session_id);
     my $body = $self->get_body($empire, $body_id);
+
+    if (scalar @$building_ids > 121) {
+        confess [1002, 'Invalid number of buildings in argument.'];
+    }
     
     if ($body->needs_surface_refresh) {
         $body->needs_surface_refresh(0);
diff --git a/var/www/public/changes.txt b/var/www/public/changes.txt
index 1d4f40af..d00ed03d 100644
--- a/var/www/public/changes.txt
+++ b/var/www/public/changes.txt
@@ -1,3 +1,6 @@
+3.0894:
+ - API: repair_list checks number of fed building ids, rejection is over max building count
+
 3.0893:
  - Fix: Closed starter zone loophole.
  - Mod: Citadel now repels planetary debris.