diff --git a/pages/api_integration-constants.md b/pages/api_integration-constants.md
index 2269793..0428ba8 100644
--- a/pages/api_integration-constants.md
+++ b/pages/api_integration-constants.md
@@ -21,5 +21,6 @@ In Cosmos-SDK, a module account is an account with address generated by hashing
 | `x/clob`         | Insurance Fund      | `dydx1c7ptc87hkd54e3r7zjy92q29xkq7t79w64slrq` | `"insurance_fund"`         |
 | `x/rewards`      | Rewards Treasury    | `dydx16wrau2x4tsg033xfrrdpae6kxfn9kyuerr5jjp` | `"rewards_treasury"`       |
 | `x/rewards`      | Rewards Vester      | `dydx1ltyc6y4skclzafvpznpt2qjwmfwgsndp458rmp` | `"rewards_vester"`         |
+| `x/vault`        | Megavault           | `dydx18tkxrnrkqc2t0lr3zxr5g6a4hdvqksylxqje4r` | `"megavault"`              |
 | `x/vest`         | Community Treasury  | `dydx15ztc7xy42tn2ukkc0qjthkucw9ac63pgp70urn` | `"community_treasury"`     |
 | `x/vest`         | Community Vester    | `dydx1wxje320an3karyc6mjw4zghs300dmrjkwn7xtk` | `"community_vester"`       |