diff --git a/package-lock.json b/package-lock.json
index 1c61056..2510a6e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "@ensdomains/ens-contracts": "1.1.4",
-        "@hyperledger-labs/yui-ibc-solidity": "git+https://github.com/hyperledger-labs/yui-ibc-solidity.git#semver:v0.3.37",
+        "@hyperledger-labs/yui-ibc-solidity": "git+https://github.com/hyperledger-labs/yui-ibc-solidity.git#semver:v0.3.40",
         "@openzeppelin/contracts": "^5.0.1",
         "@openzeppelin/contracts-upgradeable": "^5.0.1",
         "base64": "git+https://github.com/datachainlab/base64.git#4d85607b18d981acff392d2e99ba654305552a97",
@@ -152,7 +152,7 @@
     "node_modules/@hyperledger-labs/yui-ibc-solidity": {
       "name": "ibc-solidity",
       "version": "0.1.0",
-      "resolved": "git+ssh://git@github.com/hyperledger-labs/yui-ibc-solidity.git#5ea3c9e1271cabbc6bb01ee0ccde2cb957a3febb",
+      "resolved": "git+ssh://git@github.com/hyperledger-labs/yui-ibc-solidity.git#5181e30dc017f259d1f21f5a9c660b3121310ce7",
       "dependencies": {
         "@openzeppelin/contracts": "^5.0.1",
         "@openzeppelin/contracts-upgradeable": "^5.0.1"
diff --git a/package.json b/package.json
index 59aae1d..19bfc2e 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "dependencies": {
     "@openzeppelin/contracts": "^5.0.1",
     "@openzeppelin/contracts-upgradeable": "^5.0.1",
-    "@hyperledger-labs/yui-ibc-solidity": "git+https://github.com/hyperledger-labs/yui-ibc-solidity.git#semver:v0.3.37",
+    "@hyperledger-labs/yui-ibc-solidity": "git+https://github.com/hyperledger-labs/yui-ibc-solidity.git#semver:v0.3.40",
     "base64": "git+https://github.com/datachainlab/base64.git#4d85607b18d981acff392d2e99ba654305552a97",
     "solidity-datetime": "git+https://github.com/datachainlab/solidity-datetime.git#294fc244973cc5f9ec374713affde12c1403927c",
     "@ensdomains/ens-contracts": "1.1.4"