diff --git a/package-lock.json b/package-lock.json
index 1b3e456..40eb6ca 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "jsonld": "^5.0.0",
         "lodash": "^4.17.20",
         "moment": "^2.27.0",
-        "newick-js": "1.1.1",
+        "newick-js": "^1.1.1",
         "retus": "^1.1.1",
         "yargs": "^15.4.1"
       },
@@ -4018,9 +4018,9 @@
       "dev": true
     },
     "node_modules/newick-js": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/newick-js/-/newick-js-1.1.1.tgz",
-      "integrity": "sha512-RaSmZTOtyMklxxu1BSR2Gr6LU+XGXvK+Oc5WVSAUCe7YO5XtkWZRN9qbXDnxtkfxGmHa5wNrC/DSMAeiVFTruA=="
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/newick-js/-/newick-js-1.1.3.tgz",
+      "integrity": "sha512-3QNWYh+4FmZQGyT4HD2MxaEveiwhWO5UWxshJLrqPy9cXYCxhCQQgcV2HbbDWZgXUVou9VmfsvwX+jFe9kGj1w=="
     },
     "node_modules/nice-try": {
       "version": "1.0.5",
diff --git a/package.json b/package.json
index a01b6ec..5c31475 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "jsonld": "^5.0.0",
     "lodash": "^4.17.20",
     "moment": "^2.27.0",
-    "newick-js": "1.1.1",
+    "newick-js": "^1.1.1",
     "retus": "^1.1.1",
     "yargs": "^15.4.1"
   },