diff --git a/cmd/utils/legalese.go b/cmd/utils/legalese.go
index 4779849015..6e0ce151bd 100644
--- a/cmd/utils/legalese.go
+++ b/cmd/utils/legalese.go
@@ -22,20 +22,20 @@ const (
 Disclaimer of Liabilites and Warranties
 =======================================
 
-THE USER EXPRESSLY KNOWS AND AGREES THAT THE USER IS USING THE ETHEREUM PLATFORM AT THE USER’S SOLE
+THE USER EXPRESSLY KNOWS AND AGREES THAT THE USER IS USING THE EXPANSE PLATFORM AT THE USER’S SOLE
 RISK. THE USER REPRESENTS THAT THE USER HAS AN ADEQUATE UNDERSTANDING OF THE RISKS, USAGE AND
-INTRICACIES OF CRYPTOGRAPHIC TOKENS AND BLOCKCHAIN-BASED OPEN SOURCE SOFTWARE, ETH PLATFORM AND ETH.
+INTRICACIES OF CRYPTOGRAPHIC TOKENS AND BLOCKCHAIN-BASED OPEN SOURCE SOFTWARE, EXP PLATFORM AND EXP.
 THE USER ACKNOWLEDGES AND AGREES THAT, TO THE FULLEST EXTENT PERMITTED BY ANY APPLICABLE LAW, THE
 DISCLAIMERS OF LIABILITY CONTAINED HEREIN APPLY TO ANY AND ALL DAMAGES OR INJURY WHATSOEVER CAUSED
-BY OR RELATED TO RISKS OF, USE OF, OR INABILITY TO USE, ETH OR THE ETHEREUM PLATFORM UNDER ANY CAUSE
+BY OR RELATED TO RISKS OF, USE OF, OR INABILITY TO USE, EXP OR THE EXPANSE PLATFORM UNDER ANY CAUSE
 OR ACTION WHATSOEVER OF ANY KIND IN ANY JURISDICTION, INCLUDING, WITHOUT LIMITATION, ACTIONS FOR
 BREACH OF WARRANTY, BREACH OF CONTRACT OR TORT (INCLUDING NEGLIGENCE) AND THAT NEITHER STIFTUNG
-ETHEREUM NOR ETHEREUM TEAM SHALL BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY OR
+EXPANSE NOR EXPANSE TEAM SHALL BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY OR
 CONSEQUENTIAL DAMAGES, INCLUDING FOR LOSS OF PROFITS, GOODWILL OR DATA. SOME JURISDICTIONS DO NOT
 ALLOW THE EXCLUSION OF CERTAIN WARRANTIES OR THE LIMITATION OR EXCLUSION OF LIABILITY FOR CERTAIN
 TYPES OF DAMAGES. THEREFORE, SOME OF THE ABOVE LIMITATIONS IN THIS SECTION MAY NOT APPLY TO A USER.
 IN PARTICULAR, NOTHING IN THESE TERMS SHALL AFFECT THE STATUTORY RIGHTS OF ANY USER OR EXCLUDE
-INJURY ARISING FROM ANY WILLFUL MISCONDUCT OR FRAUD OF STIFTUNG ETHEREUM.
+INJURY ARISING FROM ANY WILLFUL MISCONDUCT OR FRAUD OF STIFTUNG EXPANSE.
 
 Do you accept this agreement?`
 )
diff --git a/core/state_transition.go b/core/state_transition.go
index 7c78f2c16e..fd3daed583 100644
--- a/core/state_transition.go
+++ b/core/state_transition.go
@@ -152,7 +152,7 @@ func (self *StateTransition) BuyGas() error {
 		return err
 	}
 	if sender.Balance().Cmp(mgval) < 0 {
-		return fmt.Errorf("insufficient ETH for gas (%x). Req %v, has %v", sender.Address().Bytes()[:4], mgval, sender.Balance())
+		return fmt.Errorf("insufficient EXP for gas (%x). Req %v, has %v", sender.Address().Bytes()[:4], mgval, sender.Balance())
 	}
 	if err = self.gp.SubGas(mgas, self.gasPrice); err != nil {
 		return err
diff --git a/exp/backend.go b/exp/backend.go
index 503729f457..dc5edf0407 100644
--- a/exp/backend.go
+++ b/exp/backend.go
@@ -60,10 +60,10 @@ var (
 	jsonlogger = logger.NewJsonLogger()
 
 	defaultBootNodes = []*discover.Node{
-		// ETH/DEV Go Bootnodes
-		discover.MustParseNode("enode://a979fb575495b8d6db44f750317d0f4622bf4c2aa3365d6af7c284339968eef29b69ad0dce72a4d8db5ebb4968de0e3bec910127f134779fbcb0cb6d3331163c@52.16.188.185:42786"),
+		// EXP/DEV Go Bootnodes
+		discover.MustParseNode("enode://4055ec69e53df4bfecb95e3b65c28e4f2a1145a3bdc4d85d077b552248cf159951afd649f044783bebf48b902fbc0e96978c76236fd4ab3d5ef7d95d72b84ee5@[::]:42786"),
 		discover.MustParseNode("enode://de471bccee3d042261d52e9bff31458daecc406142b401d4cd848f677479f73104b9fdeb090af9583d3391b7f10cb2ba9e26865dd5fca4fcdc0fb1e3b723c786@54.94.239.50:42786"),
-		// ETH/DEV cpp-expanse (poc-9.ethdev.com)
+		// EXP/DEV cpp-expanse (poc-9.ethdev.com)
 		discover.MustParseNode("enode://487611428e6c99a11a9795a6abe7b529e81315ca6aad66e2a2fc76e3adf263faba0d35466c2f8f68d561dbefa8878d4df5f1f2ddb1fbeab7f42ffb8cd328bd4a@5.1.83.226:42786"),
 	}
 
diff --git a/jsre/ethereum_js.go b/jsre/ethereum_js.go
index 98519a42e3..44d1b213fe 100644
--- a/jsre/ethereum_js.go
+++ b/jsre/ethereum_js.go
@@ -4270,7 +4270,7 @@ Iban.fromBban = function (bban) {
  * @return {Iban} the IBAN object
  */
 Iban.createIndirect = function (options) {
-    return Iban.fromBban('ETH' + options.institution + options.identifier);
+    return Iban.fromBban('EXP' + options.institution + options.identifier);
 };
 
 /**
@@ -4292,7 +4292,7 @@ Iban.isValid = function (iban) {
  * @returns {Boolean} true if it is, otherwise false
  */
 Iban.prototype.isValid = function () {
-    return /^XE[0-9]{2}(ETH[0-9A-Z]{13}|[0-9A-Z]{30})$/.test(this._iban) &&
+    return /^XE[0-9]{2}(EXP[0-9A-Z]{13}|[0-9A-Z]{30})$/.test(this._iban) &&
         mod9710(iso13616Prepare(this._iban)) === 1;
 };