diff --git a/database/migrations/000001_init.up.sql b/database/migrations/000001_init.up.sql
index c3be1cec84..02831430be 100644
--- a/database/migrations/000001_init.up.sql
+++ b/database/migrations/000001_init.up.sql
@@ -183,7 +183,7 @@ CREATE TABLE policies (
     updated_at TIMESTAMP NOT NULL DEFAULT NOW()
 );
 
-CREATE TYPE entities as enum ('repository', 'build_environment', 'artifact');
+CREATE TYPE entities as enum ('repository', 'build_environment', 'artifact', 'pull_request');
 
 CREATE TABLE entity_policies (
     id SERIAL PRIMARY KEY,
diff --git a/pkg/db/models.go b/pkg/db/models.go
index b8c41f0db0..d3d2244fc7 100644
--- a/pkg/db/models.go
+++ b/pkg/db/models.go
@@ -21,6 +21,7 @@ const (
 	EntitiesRepository       Entities = "repository"
 	EntitiesBuildEnvironment Entities = "build_environment"
 	EntitiesArtifact         Entities = "artifact"
+	EntitiesPullRequest      Entities = "pull_request"
 )
 
 func (e *Entities) Scan(src interface{}) error {