diff --git a/external_crypto_service/example1/package-lock.json b/external_crypto_service/example1/package-lock.json
index 653f5ca..d79163f 100644
--- a/external_crypto_service/example1/package-lock.json
+++ b/external_crypto_service/example1/package-lock.json
@@ -3390,9 +3390,9 @@
       "dev": true
     },
     "node-fetch": {
-      "version": "2.6.0",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.0.tgz",
-      "integrity": "sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA=="
+      "version": "2.6.1",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz",
+      "integrity": "sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw=="
     },
     "normalize-path": {
       "version": "2.1.1",
diff --git a/external_crypto_service/example1/package.json b/external_crypto_service/example1/package.json
index 88e2d92..9c9c202 100644
--- a/external_crypto_service/example1/package.json
+++ b/external_crypto_service/example1/package.json
@@ -12,7 +12,7 @@
     "body-parser": "^1.19.0",
     "express": "^4.17.1",
     "morgan": "^1.10.0",
-    "node-fetch": "^2.6.0",
+    "node-fetch": "^2.6.1",
     "source-map-support": "^0.5.19"
   },
   "devDependencies": {