diff --git a/crates/pm-core/src/db.rs b/crates/pm-core/src/db.rs
index e58d5c3..28513ae 100644
--- a/crates/pm-core/src/db.rs
+++ b/crates/pm-core/src/db.rs
@@ -73,7 +73,7 @@ pub async fn create_enrollment_request(
     >(
         r#"
         INSERT INTO enrollment_requests (machine_id, fqdn, ip_address, os_details, polling_token)
-        VALUES ($1, $2, $3, $4, $5)
+        VALUES ($1, $2, $3::inet, $4, $5)
         RETURNING id, machine_id, fqdn, ip_address, os_details, polling_token, created_at, expires_at
         "#,
     )