diff --git a/extensions/cactus-plugin-htlc-coordinator-besu/package.json b/extensions/cactus-plugin-htlc-coordinator-besu/package.json
index a24969e941..f95132d6c1 100644
--- a/extensions/cactus-plugin-htlc-coordinator-besu/package.json
+++ b/extensions/cactus-plugin-htlc-coordinator-besu/package.json
@@ -82,8 +82,8 @@
     "@types/uuid": "9.0.8",
     "express": "4.19.2",
     "socket.io": "4.5.4",
-    "web3-eth-abi": "4.0.3",
-    "web3-utils": "4.0.3"
+    "web3-eth-abi": "4.2.1",
+    "web3-utils": "4.2.1"
   },
   "engines": {
     "node": ">=18",
diff --git a/yarn.lock b/yarn.lock
index 673281e6b8..43d32123fc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8298,8 +8298,8 @@ __metadata:
     socket.io-client-fixed-types: "npm:4.5.4"
     typescript-optional: "npm:2.0.1"
     uuid: "npm:9.0.1"
-    web3-eth-abi: "npm:4.0.3"
-    web3-utils: "npm:4.0.3"
+    web3-eth-abi: "npm:4.2.1"
+    web3-utils: "npm:4.2.1"
   languageName: unknown
   linkType: soft
 
@@ -50715,6 +50715,19 @@ __metadata:
   languageName: node
   linkType: hard
 
+"web3-eth-abi@npm:4.2.1":
+  version: 4.2.1
+  resolution: "web3-eth-abi@npm:4.2.1"
+  dependencies:
+    abitype: "npm:0.7.1"
+    web3-errors: "npm:^1.1.4"
+    web3-types: "npm:^1.6.0"
+    web3-utils: "npm:^4.2.3"
+    web3-validator: "npm:^2.0.5"
+  checksum: 10/83295264934a33506e6a7101b22be8a002779b4d1be75d7a2367ba5399221e02ca5574d68462fab325f33059624deda8453845207a4276333fbe1b434b464049
+  languageName: node
+  linkType: hard
+
 "web3-eth-abi@npm:^4.0.3, web3-eth-abi@npm:^4.1.1":
   version: 4.1.1
   resolution: "web3-eth-abi@npm:4.1.1"
@@ -52073,6 +52086,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"web3-types@npm:^1.6.0":
+  version: 1.6.0
+  resolution: "web3-types@npm:1.6.0"
+  checksum: 10/9eac2082080c7f73777f57d688041ed4938b0943ff0ece7113c220bd85ddd7ce1191969302bbfbe31464907639270fc54d8e5cd7a7f200262ede81516dda39f9
+  languageName: node
+  linkType: hard
+
 "web3-utils@npm:1.10.0, web3-utils@npm:^1.0.0-beta.31":
   version: 1.10.0
   resolution: "web3-utils@npm:1.10.0"
@@ -52164,18 +52184,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"web3-utils@npm:4.0.3, web3-utils@npm:^4.0.3":
-  version: 4.0.3
-  resolution: "web3-utils@npm:4.0.3"
-  dependencies:
-    ethereum-cryptography: "npm:^2.0.0"
-    web3-errors: "npm:^1.0.2"
-    web3-types: "npm:^1.0.2"
-    web3-validator: "npm:^1.0.2"
-  checksum: 10/25bbd08a1793efa367bc2cf6d8b4e073a8161546dabe355262589dd5846d1a082621cd06c13c892f27c23a810be0c700d5ced9aa3b9715d4577b80ab9288c51b
-  languageName: node
-  linkType: hard
-
 "web3-utils@npm:4.0.5, web3-utils@npm:^4.0.5":
   version: 4.0.5
   resolution: "web3-utils@npm:4.0.5"
@@ -52217,6 +52225,19 @@ __metadata:
   languageName: node
   linkType: hard
 
+"web3-utils@npm:^4.0.3, web3-utils@npm:^4.2.3":
+  version: 4.2.3
+  resolution: "web3-utils@npm:4.2.3"
+  dependencies:
+    ethereum-cryptography: "npm:^2.0.0"
+    eventemitter3: "npm:^5.0.1"
+    web3-errors: "npm:^1.1.4"
+    web3-types: "npm:^1.6.0"
+    web3-validator: "npm:^2.0.5"
+  checksum: 10/2a1a696ddd8f4318048913fd75af0f11599fa03ff731aeed72d1c7bc6577c99317bdc3529844e7ff1a74b18ec99a5e08f5695537f0d56f44e707477014ea2a11
+  languageName: node
+  linkType: hard
+
 "web3-utils@npm:^4.0.7":
   version: 4.0.7
   resolution: "web3-utils@npm:4.0.7"
@@ -52318,6 +52339,19 @@ __metadata:
   languageName: node
   linkType: hard
 
+"web3-validator@npm:^2.0.5":
+  version: 2.0.5
+  resolution: "web3-validator@npm:2.0.5"
+  dependencies:
+    ethereum-cryptography: "npm:^2.0.0"
+    util: "npm:^0.12.5"
+    web3-errors: "npm:^1.1.4"
+    web3-types: "npm:^1.5.0"
+    zod: "npm:^3.21.4"
+  checksum: 10/d6aa3366d6fc7227f9451de300ea5a1370570ae52c1bb32dfe827e37a6acbb4b66fc9d6fd106c348f9041968a3824700174ef0a4c250e122e1b448f570c320bf
+  languageName: node
+  linkType: hard
+
 "web3@npm:1.10.0":
   version: 1.10.0
   resolution: "web3@npm:1.10.0"