diff --git a/backend/src/modules/organizations/organizations.service.ts b/backend/src/modules/organizations/organizations.service.ts
index e690bbe..0afff92 100644
--- a/backend/src/modules/organizations/organizations.service.ts
+++ b/backend/src/modules/organizations/organizations.service.ts
@@ -153,6 +153,14 @@ export class OrganizationsService {
         existing.role = data.role;
         return this.userOrgRepository.save(existing);
       }
+      // Update password for existing user being added to a new org
+      if (data.password) {
+        const passwordHash = await bcrypt.hash(data.password, 12);
+        await dataSource.query(
+          `UPDATE shared.users SET password_hash = $1 WHERE id = $2`,
+          [passwordHash, userId],
+        );
+      }
     } else {
       // Create new user
       const passwordHash = await bcrypt.hash(data.password, 12);