diff --git a/src/lib/Hydra/Plugin/RunCommand.pm b/src/lib/Hydra/Plugin/RunCommand.pm
index fd095222..7cfb63c5 100644
--- a/src/lib/Hydra/Plugin/RunCommand.pm
+++ b/src/lib/Hydra/Plugin/RunCommand.pm
@@ -62,7 +62,7 @@ sub buildFinished {
             my $json = {
                 event => $event,
                 build => $build->id,
-                finished => $build->get_column('finished'),
+                finished => $build->get_column('finished') ? JSON::true : JSON::false,
                 timestamp => $build->get_column('timestamp'),
                 project => $build->get_column('project'),
                 jobset => $build->get_column('jobset'),
diff --git a/t/plugins/runcommand.t b/t/plugins/runcommand.t
index 1945e1dd..7f5f4cb1 100644
--- a/t/plugins/runcommand.t
+++ b/t/plugins/runcommand.t
@@ -53,7 +53,7 @@ subtest "Validate the top level fields match" => sub {
     is($dat->{build}, $newbuild->id, "The build event matches our expected ID.");
     is($dat->{buildStatus}, 0, "The build status matches.");
     is($dat->{event}, "buildFinished", "The build event matches.");
-    is($dat->{finished}, 1, "The build finished.");
+    is($dat->{finished}, JSON::true, "The build finished.");
     is($dat->{project}, "tests", "The project matches.");
     is($dat->{jobset}, "basic", "The jobset matches.");
     is($dat->{job}, "metrics", "The job matches.");