diff --git a/migrations/2024-11-25-232658_init/up.sql b/migrations/2024-11-25-232658_init/up.sql
index feb78ae..9af6750 100644
--- a/migrations/2024-11-25-232658_init/up.sql
+++ b/migrations/2024-11-25-232658_init/up.sql
@@ -18,7 +18,6 @@ CREATE TABLE teams (
 );
 
 CREATE TABLE team_memberships (
-    roles TEXT[] NOT NULL DEFAULT '{}',
     team_id UUID NOT NULL REFERENCES teams(id) ON DELETE CASCADE,
     user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
     PRIMARY KEY (team_id, user_id)
@@ -47,7 +46,7 @@ CREATE TABLE IF NOT EXISTS channels (
     team_id UUID NOT NULL REFERENCES teams(id) ON DELETE CASCADE,
     name TEXT NOT NULL,
     enable_by_default BOOLEAN NOT NULL DEFAULT FALSE,
-    backend_config JSONB NOT NULL DEFAULT '{}'::JSONB
+    backend_config JSONB NOT NULL
 );
 
 CREATE TABLE IF NOT EXISTS channel_selections (
diff --git a/src/router.rs b/src/router.rs
index 61ee518..0c7d8b2 100644
--- a/src/router.rs
+++ b/src/router.rs
@@ -214,7 +214,6 @@ async fn post_new_team(
     let team_membership = TeamMembership {
         team_id: team_id.clone(),
         user_id: current_user.id,
-        roles: vec![Some("OWNER".to_string())],
     };
     db_conn
         .interact(move |conn| {
diff --git a/src/schema.rs b/src/schema.rs
index 11f4874..1ea0c74 100644
--- a/src/schema.rs
+++ b/src/schema.rs
@@ -65,7 +65,6 @@ diesel::table! {
     team_memberships (team_id, user_id) {
         team_id -> Uuid,
         user_id -> Uuid,
-        roles -> Array<Nullable<Text>>,
     }
 }
 
diff --git a/src/team_memberships.rs b/src/team_memberships.rs
index d6392d5..0b39dce 100644
--- a/src/team_memberships.rs
+++ b/src/team_memberships.rs
@@ -20,7 +20,6 @@ use crate::{
 pub struct TeamMembership {
     pub team_id: Uuid,
     pub user_id: Uuid,
-    pub roles: Vec<Option<String>>,
 }
 
 impl TeamMembership {