diff --git a/src/hydra-eval-jobs/hydra-eval-jobs.cc b/src/hydra-eval-jobs/hydra-eval-jobs.cc
index 7fadef71..ff3eef7c 100644
--- a/src/hydra-eval-jobs/hydra-eval-jobs.cc
+++ b/src/hydra-eval-jobs/hydra-eval-jobs.cc
@@ -127,6 +127,7 @@ static void findJobsWrapped(EvalState & state, JSONObject & top,
             res.attr("schedulingPriority", drv.queryMetaInt("schedulingPriority", 100));
             res.attr("timeout", drv.queryMetaInt("timeout", 36000));
             res.attr("maxSilent", drv.queryMetaInt("maxSilent", 7200));
+            res.attr("isChannel", drv.queryMetaBool("isHydraChannel", false));
 
             /* If this is an aggregate, then get its constituents. */
             Bindings::iterator a = v.attrs->find(state.symbols.create("_hydraAggregate"));
diff --git a/src/lib/Hydra/Helper/AddBuilds.pm b/src/lib/Hydra/Helper/AddBuilds.pm
index 773b850d..aa7aa343 100644
--- a/src/lib/Hydra/Helper/AddBuilds.pm
+++ b/src/lib/Hydra/Helper/AddBuilds.pm
@@ -448,6 +448,7 @@ sub checkBuild {
             , busy => 0
             , locker => ""
             , iscurrent => 1
+            , ischannel => $buildInfo->{isChannel}
             });
 
         $build->buildoutputs->create({ name => $_, path => $buildInfo->{outputs}->{$_} })
diff --git a/src/lib/Hydra/Schema/Builds.pm b/src/lib/Hydra/Schema/Builds.pm
index b9dc0437..a22cd670 100644
--- a/src/lib/Hydra/Schema/Builds.pm
+++ b/src/lib/Hydra/Schema/Builds.pm
@@ -116,6 +116,12 @@ __PACKAGE__->table("Builds");
   default_value: 36000
   is_nullable: 1
 
+=head2 ischannel
+
+  data_type: 'integer'
+  default_value: 0
+  is_nullable: 1
+
 =head2 iscurrent
 
   data_type: 'integer'
@@ -239,6 +245,8 @@ __PACKAGE__->add_columns(
   { data_type => "integer", default_value => 3600, is_nullable => 1 },
   "timeout",
   { data_type => "integer", default_value => 36000, is_nullable => 1 },
+  "ischannel",
+  { data_type => "integer", default_value => 0, is_nullable => 1 },
   "iscurrent",
   { data_type => "integer", default_value => 0, is_nullable => 1 },
   "nixexprinput",
@@ -558,8 +566,8 @@ __PACKAGE__->many_to_many(
 );
 
 
-# Created by DBIx::Class::Schema::Loader v0.07043 @ 2015-08-10 15:10:41
-# DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:rjifgnPtjY96MaQ7eiGzaA
+# Created by DBIx::Class::Schema::Loader v0.07043 @ 2015-09-10 17:34:23
+# DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:JRelp13Cyfi+QVxC92xuqQ
 
 __PACKAGE__->has_many(
   "dependents",
diff --git a/src/sql/hydra.sql b/src/sql/hydra.sql
index 15766402..2b3414ec 100644
--- a/src/sql/hydra.sql
+++ b/src/sql/hydra.sql
@@ -157,6 +157,7 @@ create table Builds (
     maxsilent     integer default 3600, -- meta.maxsilent
     timeout       integer default 36000, -- meta.timeout
 
+    isChannel     integer default 0, -- meta.isHydraChannel
     isCurrent     integer default 0,
 
     -- Copy of the nixExprInput/nixExprPath fields of the jobset that
diff --git a/src/sql/upgrade-42.sql b/src/sql/upgrade-42.sql
new file mode 100644
index 00000000..558a1bea
--- /dev/null
+++ b/src/sql/upgrade-42.sql
@@ -0,0 +1 @@
+alter table Builds add column isChannel integer not null default 0;