diff --git a/examples/nodejs/package-lock.json b/examples/nodejs/package-lock.json
index dccc942..65cedd2 100644
--- a/examples/nodejs/package-lock.json
+++ b/examples/nodejs/package-lock.json
@@ -14,9 +14,10 @@
             }
         },
         "node_modules/ajv": {
-            "version": "6.12.6",
-            "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
-            "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+            "version": "6.15.0",
+            "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.15.0.tgz",
+            "integrity": "sha512-fgFx7Hfoq60ytK2c7DhnF8jIvzYgOMxfugjLOSMHjLIPgenqa7S7oaagATUq99mV6IYvN2tRmC0wnTYX6iPbMw==",
+            "license": "MIT",
             "dependencies": {
                 "fast-deep-equal": "^3.1.1",
                 "fast-json-stable-stringify": "^2.0.0",
@@ -543,9 +544,9 @@
     },
     "dependencies": {
         "ajv": {
-            "version": "6.12.6",
-            "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
-            "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+            "version": "6.15.0",
+            "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.15.0.tgz",
+            "integrity": "sha512-fgFx7Hfoq60ytK2c7DhnF8jIvzYgOMxfugjLOSMHjLIPgenqa7S7oaagATUq99mV6IYvN2tRmC0wnTYX6iPbMw==",
             "requires": {
                 "fast-deep-equal": "^3.1.1",
                 "fast-json-stable-stringify": "^2.0.0",