diff --git a/package-lock.json b/package-lock.json
index 84b0cdac0..f8ef0cb37 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3782,6 +3782,16 @@
       "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
       "dev": true
     },
+    "node_modules/at-least-node": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/at-least-node/-/at-least-node-1.0.0.tgz",
+      "integrity": "sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": ">= 4.0.0"
+      }
+    },
     "node_modules/available-typed-arrays": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.7.tgz",
@@ -13397,6 +13407,7 @@
         "path-browserify": "1.0.1"
       },
       "devDependencies": {
+        "at-least-node": "1.0.0",
         "chai": "4.3.6",
         "chai-as-promised": "7.1.1",
         "chai-things": "0.2.0",
diff --git a/packages/concerto-cto/package.json b/packages/concerto-cto/package.json
index 9fe947af1..86dbed903 100644
--- a/packages/concerto-cto/package.json
+++ b/packages/concerto-cto/package.json
@@ -38,6 +38,7 @@
   "author": "accordproject.org",
   "license": "Apache-2.0",
   "devDependencies": {
+    "at-least-node": "1.0.0",
     "chai": "4.3.6",
     "chai-as-promised": "7.1.1",
     "chai-things": "0.2.0",