diff --git a/package-lock.json b/package-lock.json
index e56959c..3d5eb99 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "integrity": "sha1-x054BXT2PG+aCQ6Q775u9TpqdWo=",
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@@ -5817,6 +6260,32 @@
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@@ -5826,6 +6295,43 @@
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+          "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
+          "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA="
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+          "resolved": "https://registry.npmjs.org/for-own/-/for-own-1.0.0.tgz",
+          "integrity": "sha1-xjMy9BXO3EsE2/5wz4NklMU8tEs=",
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+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.3.tgz",
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+          "resolved": "https://registry.npmjs.org/make-iterator/-/make-iterator-1.0.1.tgz",
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@@ -6399,6 +6905,16 @@
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@@ -6434,6 +6950,11 @@
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@@ -6474,6 +6995,19 @@
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@@ -7537,6 +8071,14 @@
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+      "resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.6.2.tgz",
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@@ -7755,6 +8297,15 @@
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+      "resolved": "https://registry.npmjs.org/resolve-dir/-/resolve-dir-1.0.1.tgz",
+      "integrity": "sha1-eaQGRMNivoLybv/nOcm7U4IEb0M=",
+      "requires": {
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@@ -7790,9 +8341,12 @@
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-      "integrity": "sha1-5Dm+Kq7jJzIZUnMPmaiSnk/FBYI="
+      "version": "3.0.2",
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@@ -8547,6 +9101,11 @@
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+      "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-3.1.3.tgz",
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@@ -8914,9 +9481,12 @@
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-      "integrity": "sha1-RgwdoPgQED0DIam2M6+eV15kSG8="
+      "version": "1.3.1",
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diff --git a/package.json b/package.json
index e9b18e8..4416e43 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "homepage": "https://github.com/pythonNordeste/pyne2019#readme",
   "dependencies": {
     "assemble": "^0.3.83",
-    "grunt": "^0.4.5",
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     "jquery": "^3.4.0",
     "page-scroll-to-id": "^1.5.9",
     "parcel-bundler": "^1.12.3",