diff --git a/package.json b/package.json
index 8308526..569d050 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cerc-io/registry-sdk",
-  "version": "0.2.6",
+  "version": "0.2.7",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "repository": "git@github.com:cerc-io/registry-sdk.git",
diff --git a/proto/cerc/onboarding/v1/onboarding.proto b/proto/cerc/onboarding/v1/onboarding.proto
index 002dc6a..fe947f0 100644
--- a/proto/cerc/onboarding/v1/onboarding.proto
+++ b/proto/cerc/onboarding/v1/onboarding.proto
@@ -16,10 +16,10 @@ message Params {
 // Participant defines the data that will be stored for each enrolled
 // participant
 message Participant {
-  // participant's cosmos (laconic) address
-  string cosmos_address = 1
+  // participant's laconic address
+  string laconic_address = 1
       [ (gogoproto.moretags) =
-            "json:\"cosmos_address\" yaml:\"cosmos_address\"" ];
+            "json:\"laconic_address\" yaml:\"laconic_address\"" ];
 
   // participant's Nitro address
   string nitro_address = 2
diff --git a/proto/cerc/onboarding/v1/query.proto b/proto/cerc/onboarding/v1/query.proto
index f340d99..29b92b4 100644
--- a/proto/cerc/onboarding/v1/query.proto
+++ b/proto/cerc/onboarding/v1/query.proto
@@ -17,7 +17,7 @@ service Query {
     option (google.api.http).get = "/cerc/onboarding/v1/participants";
   }
 
-  // GetParticipantByAddress queries a participant by cosmos (laconic) address
+  // GetParticipantByAddress queries a participant by laconic address
   rpc GetParticipantByAddress(QueryGetParticipantByAddressRequest)
       returns (QueryGetParticipantByAddressResponse) {
     option (google.api.http).get = "/cerc/onboarding/v1/participants/{address}";
diff --git a/src/index.ts b/src/index.ts
index 17047ff..3a86466 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -470,7 +470,7 @@ export class Registry {
   }
 
   /**
-   * Get participant by cosmos (laconic) address.
+   * Get participant by laconic address.
   */
   async getParticipantByAddress (address: string) {
     return this._client.getParticipantByAddress(address);
diff --git a/src/onboarding.test.ts b/src/onboarding.test.ts
index 25e6f51..4b95d66 100644
--- a/src/onboarding.test.ts
+++ b/src/onboarding.test.ts
@@ -30,7 +30,7 @@ const onboardingEnabledTests = () => {
 
     expectedParticipants = [
       {
-        cosmosAddress: cosmosWallet.address,
+        laconicAddress: cosmosWallet.address,
         nitroAddress: ethWallet.address,
         role: DUMMY_ROLE,
         kycId: DUMMY_KYC_ID
diff --git a/src/proto/cerc/onboarding/v1/onboarding.ts b/src/proto/cerc/onboarding/v1/onboarding.ts
index 4c65d15..57cf53d 100644
--- a/src/proto/cerc/onboarding/v1/onboarding.ts
+++ b/src/proto/cerc/onboarding/v1/onboarding.ts
@@ -14,8 +14,8 @@ export interface Params {
  * participant
  */
 export interface Participant {
-  /** participant's cosmos (laconic) address */
-  cosmosAddress: string;
+  /** participant's laconic address */
+  laconicAddress: string;
   /** participant's Nitro address */
   nitroAddress: string;
   /** participant's role (participant | validator) */
@@ -86,7 +86,7 @@ export const Params = {
 };
 
 function createBaseParticipant(): Participant {
-  return { cosmosAddress: "", nitroAddress: "", role: "", kycId: "" };
+  return { laconicAddress: "", nitroAddress: "", role: "", kycId: "" };
 }
 
 export const Participant = {
@@ -94,8 +94,8 @@ export const Participant = {
     message: Participant,
     writer: _m0.Writer = _m0.Writer.create()
   ): _m0.Writer {
-    if (message.cosmosAddress !== "") {
-      writer.uint32(10).string(message.cosmosAddress);
+    if (message.laconicAddress !== "") {
+      writer.uint32(10).string(message.laconicAddress);
     }
     if (message.nitroAddress !== "") {
       writer.uint32(18).string(message.nitroAddress);
@@ -117,7 +117,7 @@ export const Participant = {
       const tag = reader.uint32();
       switch (tag >>> 3) {
         case 1:
-          message.cosmosAddress = reader.string();
+          message.laconicAddress = reader.string();
           break;
         case 2:
           message.nitroAddress = reader.string();
@@ -138,8 +138,8 @@ export const Participant = {
 
   fromJSON(object: any): Participant {
     return {
-      cosmosAddress: isSet(object.cosmosAddress)
-        ? String(object.cosmosAddress)
+      laconicAddress: isSet(object.laconicAddress)
+        ? String(object.laconicAddress)
         : "",
       nitroAddress: isSet(object.nitroAddress)
         ? String(object.nitroAddress)
@@ -151,8 +151,8 @@ export const Participant = {
 
   toJSON(message: Participant): unknown {
     const obj: any = {};
-    message.cosmosAddress !== undefined &&
-      (obj.cosmosAddress = message.cosmosAddress);
+    message.laconicAddress !== undefined &&
+      (obj.laconicAddress = message.laconicAddress);
     message.nitroAddress !== undefined &&
       (obj.nitroAddress = message.nitroAddress);
     message.role !== undefined && (obj.role = message.role);
@@ -164,7 +164,7 @@ export const Participant = {
     object: I
   ): Participant {
     const message = createBaseParticipant();
-    message.cosmosAddress = object.cosmosAddress ?? "";
+    message.laconicAddress = object.laconicAddress ?? "";
     message.nitroAddress = object.nitroAddress ?? "";
     message.role = object.role ?? "";
     message.kycId = object.kycId ?? "";
diff --git a/src/proto/cerc/onboarding/v1/query.ts b/src/proto/cerc/onboarding/v1/query.ts
index 594be30..0abe670 100644
--- a/src/proto/cerc/onboarding/v1/query.ts
+++ b/src/proto/cerc/onboarding/v1/query.ts
@@ -470,7 +470,7 @@ export interface Query {
   Participants(
     request: QueryParticipantsRequest
   ): Promise<QueryParticipantsResponse>;
-  /** GetParticipantByAddress queries a participant by cosmos (laconic) address */
+  /** GetParticipantByAddress queries a participant by laconic address */
   GetParticipantByAddress(
     request: QueryGetParticipantByAddressRequest
   ): Promise<QueryGetParticipantByAddressResponse>;
diff --git a/src/registry-client.ts b/src/registry-client.ts
index 23c7776..517f109 100644
--- a/src/registry-client.ts
+++ b/src/registry-client.ts
@@ -452,7 +452,7 @@ export class RegistryClient {
   async getParticipants () {
     const query = `query {
       getParticipants {
-        cosmosAddress
+        laconicAddress
         nitroAddress
         role
         kycId
@@ -465,12 +465,12 @@ export class RegistryClient {
   }
 
   /**
-  * Get participant by cosmos address.
+  * Get participant by laconic address.
   */
   async getParticipantByAddress (address: string) {
     const query = `query ($address: String!) {
       getParticipantByAddress (address: $address) {
-        cosmosAddress
+        laconicAddress
         nitroAddress
         role
         kycId
@@ -490,7 +490,7 @@ export class RegistryClient {
   async getParticipantByNitroAddress (nitroAddress: string) {
     const query = `query ($nitroAddress: String!) {
       getParticipantByNitroAddress (nitroAddress: $nitroAddress) {
-        cosmosAddress
+        laconicAddress
         nitroAddress
         role
         kycId