diff --git a/package-lock.json b/package-lock.json
index f6d82f2..702ed35 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
         "@govtechsg/dnsprove": "^2.5.0",
         "@govtechsg/oa-encryption": "^1.3.5",
         "@govtechsg/oa-verify": "^7.12.0",
-        "@govtechsg/open-attestation": "^6.6.0",
+        "@govtechsg/open-attestation": "^6.7.0",
         "@govtechsg/tradetrust-utils": "^1.4.1",
         "react": "^18.2.0",
         "react-dom": "^18.2.0",
@@ -3204,9 +3204,9 @@
       }
     },
     "node_modules/@govtechsg/open-attestation": {
-      "version": "6.6.0",
-      "resolved": "https://registry.npmjs.org/@govtechsg/open-attestation/-/open-attestation-6.6.0.tgz",
-      "integrity": "sha512-dMkw9o7GbBxzJ/6nuGjJ09oBOqBhLn7EK/H/10h+oQAzAXwh09cGztQx8at5Regya1ppi+WaLRUwSr9esiDoGw==",
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@govtechsg/open-attestation/-/open-attestation-6.7.0.tgz",
+      "integrity": "sha512-kF0lnUyJ/YZI73kUvj1N7Hx3GGf3ncLo4Ax8WVSeup/uqJBoy3nAMdfZbmh9plsDcDMWAgHnVXrEyaxsKicxkA==",
       "hasInstallScript": true,
       "dependencies": {
         "@govtechsg/jsonld": "^0.1.0",
@@ -3214,7 +3214,7 @@
         "ajv-formats": "^2.1.0",
         "cross-fetch": "^3.1.5",
         "debug": "^4.3.2",
-        "ethers": "^5.4.3",
+        "ethers": "^5.7.2",
         "flatley": "^5.2.0",
         "js-base64": "^3.6.1",
         "js-sha3": "^0.8.0",
@@ -22806,16 +22806,16 @@
       }
     },
     "@govtechsg/open-attestation": {
-      "version": "6.6.0",
-      "resolved": "https://registry.npmjs.org/@govtechsg/open-attestation/-/open-attestation-6.6.0.tgz",
-      "integrity": "sha512-dMkw9o7GbBxzJ/6nuGjJ09oBOqBhLn7EK/H/10h+oQAzAXwh09cGztQx8at5Regya1ppi+WaLRUwSr9esiDoGw==",
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/@govtechsg/open-attestation/-/open-attestation-6.7.0.tgz",
+      "integrity": "sha512-kF0lnUyJ/YZI73kUvj1N7Hx3GGf3ncLo4Ax8WVSeup/uqJBoy3nAMdfZbmh9plsDcDMWAgHnVXrEyaxsKicxkA==",
       "requires": {
         "@govtechsg/jsonld": "^0.1.0",
         "ajv": "^8.6.2",
         "ajv-formats": "^2.1.0",
         "cross-fetch": "^3.1.5",
         "debug": "^4.3.2",
-        "ethers": "^5.4.3",
+        "ethers": "^5.7.2",
         "flatley": "^5.2.0",
         "js-base64": "^3.6.1",
         "js-sha3": "^0.8.0",
diff --git a/package.json b/package.json
index 277f4ba..0ebf2f7 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "@govtechsg/dnsprove": "^2.5.0",
     "@govtechsg/oa-encryption": "^1.3.5",
     "@govtechsg/oa-verify": "^7.12.0",
-    "@govtechsg/open-attestation": "^6.6.0",
+    "@govtechsg/open-attestation": "^6.7.0",
     "@govtechsg/tradetrust-utils": "^1.4.1",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",