diff --git a/src/sql/hydra.sql b/src/sql/hydra.sql
index 23fc7925..2df03620 100644
--- a/src/sql/hydra.sql
+++ b/src/sql/hydra.sql
@@ -57,6 +57,7 @@ create table Jobsets (
     triggerTime   integer, -- set if we were triggered by a push event
     enabled       integer not null default 1,
     enableEmail   integer not null default 1,
+    emailResponsible integer not null default 0, -- whether to email committers responsible for a build change
     hidden        integer not null default 0,
     emailOverride text not null,
     keepnr        integer not null default 3,
@@ -77,6 +78,7 @@ create table JobsetInputs (
     jobset        text not null,
     name          text not null,
     type          text not null, -- "svn", "path", "uri", "string", "boolean", "nix"
+    checkResponsible integer not null default 0, -- whether this input should be checked for responsbile commits
     primary key   (project, jobset, name),
     foreign key   (project, jobset) references Jobsets(project, name) on delete cascade on update cascade
 );
@@ -257,6 +259,7 @@ create table BuildInputs (
     uri           text,
     revision      text,
     value         text,
+    checkResponsible integer not null default 0,
     dependency    integer, -- build ID of the input, for type == 'build'
 
     path          text,
diff --git a/src/sql/upgrade-23.sql b/src/sql/upgrade-23.sql
new file mode 100644
index 00000000..2a53fe85
--- /dev/null
+++ b/src/sql/upgrade-23.sql
@@ -0,0 +1,3 @@
+alter table Jobsets add column emailResponsible integer not null default 0;
+alter table JobsetInputs add column checkResponsible integer not null default 0;
+alter table BuildInputs add column checkResponsible integer not null default 0;