diff --git a/blockchain/package-lock.json b/blockchain/package-lock.json
index 4be63b3..2441af7 100644
--- a/blockchain/package-lock.json
+++ b/blockchain/package-lock.json
@@ -10,7 +10,7 @@
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+        "loupe": "^3.1.0",
+        "pathval": "^2.0.0"
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+        "node": ">=12"
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+        "node": ">= 16"
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@@ -7170,13 +7174,10 @@
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@@ -12813,12 +12814,12 @@
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+        "node": ">= 14.16"
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@@ -15225,15 +15226,6 @@
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-      "dev": true,
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@@ -21527,18 +21519,24 @@
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-      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.10.tgz",
-      "integrity": "sha512-0UXG04VuVbruMUYbJ6JctvH0YnC/4q3/AkT18q4NaITo91CUm0liMS9VqzT9vZhVQ/1eqPanMWjBM+Juhfb/9g==",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-5.1.0.tgz",
+      "integrity": "sha512-kDZ7MZyM6Q1DhR9jy7dalKohXQ2yrlXkk59CR52aRKxJrobmlBNqnFQxX9xOX8w+4mz8SYlKJa/7D7ddltFXCw==",
       "dev": true,
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-        "check-error": "^1.0.3",
-        "deep-eql": "^4.1.3",
-        "get-func-name": "^2.0.2",
-        "loupe": "^2.3.6",
-        "pathval": "^1.1.1",
-        "type-detect": "^4.0.8"
+        "assertion-error": "^2.0.1",
+        "check-error": "^2.0.0",
+        "deep-eql": "^5.0.1",
+        "loupe": "^3.1.0",
+        "pathval": "^2.0.0"
+      },
+      "dependencies": {
+        "assertion-error": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-2.0.1.tgz",
+          "integrity": "sha512-Izi8RQcffqCeNVgFigKli1ssklIbpHnCYc6AknXGYoB6grJqyeby7jv12JUQgmTAnIDnbck1uxksT4dzN3PWBA==",
+          "dev": true
+        }
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@@ -21579,13 +21577,10 @@
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-      "dev": true,
-      "requires": {
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+      "dev": true
     },
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@@ -22125,13 +22120,10 @@
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-      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-4.1.3.tgz",
-      "integrity": "sha512-WaEtAOpRA1MQ0eohqZjpGD8zdI0Ovsm8mmFhaDN8dvDZzyoUMcYDnf5Y6iu7HTXxf8JDS23qWa4a+hKCDyOPzw==",
-      "dev": true,
-      "requires": {
-        "type-detect": "^4.0.0"
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+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-5.0.1.tgz",
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+      "dev": true
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@@ -25595,12 +25587,12 @@
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-      "resolved": "https://registry.npmjs.org/loupe/-/loupe-2.3.6.tgz",
-      "integrity": "sha512-RaPMZKiMy8/JruncMU5Bt6na1eftNoo++R4Y+N2FrxkDVTrGvcyzFTsaGif4QTeKESheMGegbhw6iUAq+5A8zA==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/loupe/-/loupe-3.1.0.tgz",
+      "integrity": "sha512-qKl+FrLXUhFuHUoDJG7f8P8gEMHq9NFS0c6ghXG1J0rldmZFQZoNVv/vyirE9qwCIhWZDsvEFd1sbFu3GvRQFg==",
       "dev": true,
       "requires": {
-        "get-func-name": "^2.0.0"
+        "get-func-name": "^2.0.1"
       }
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     "lower-case": {
@@ -26435,9 +26427,9 @@
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-      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz",
-      "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/pathval/-/pathval-2.0.0.tgz",
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@@ -28392,12 +28384,6 @@
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diff --git a/blockchain/package.json b/blockchain/package.json
index 2d0f95d..d20c4aa 100644
--- a/blockchain/package.json
+++ b/blockchain/package.json
@@ -23,7 +23,7 @@
     "coveralls": "^3.1.1",
     "solidity-coverage": "0.7.19",
     "@typechain/ethers-v5": "^11.1.2",
-    "chai": "^4.3.10",
+    "chai": "^5.1.0",
     "truffle": "^5.11.5",
     "truffle-assertions": "^0.9.2",
     "typechain": "^8.3.2"