diff --git a/nlp-workspace/day2/package-lock.json b/nlp-workspace/day2/package-lock.json
index be3e71d..40b0874 100644
--- a/nlp-workspace/day2/package-lock.json
+++ b/nlp-workspace/day2/package-lock.json
@@ -5,9 +5,9 @@
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-      "resolved": "https://registry.npmjs.org/afinn-165/-/afinn-165-1.0.2.tgz",
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+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/afinn-165/-/afinn-165-1.0.4.tgz",
+      "integrity": "sha512-7+Wlx3BImrK0HiG6y3lU4xX7SpBPSSu8T9iguPMlaueRFxjbYwAQrp9lqZUuFikqKbd/en8lVREILvP2J80uJA=="
     },
     "apparatus": {
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@@ -18,22 +18,22 @@
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-      "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
-      "integrity": "sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.2.tgz",
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       "requires": {
-        "jsonify": "~0.0.0"
+        "jsonify": "^0.0.1"
       }
     },
     "jsonify": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/jsonify/-/jsonify-0.0.0.tgz",
-      "integrity": "sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM="
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/jsonify/-/jsonify-0.0.1.tgz",
+      "integrity": "sha512-2/Ki0GcmuqSrgFyelQq9M05y7PS0mEwuIzrf3f1fPqkVDVRvZrPZtVSMHxdgo8Aq0sxAOb/cr2aqqA3LeWHVPg=="
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     "natural": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/natural/-/natural-0.6.1.tgz",
-      "integrity": "sha1-Iwe/BPFyAShq6hRjCgj31/vC0GA=",
+      "version": "0.6.3",
+      "resolved": "https://registry.npmjs.org/natural/-/natural-0.6.3.tgz",
+      "integrity": "sha512-78fcEdNN6Y4pv8SOLPDhJTlUG+8IiQzNx0nYpl0k7q00K4ZZuds+wDWfSa6eeiPcSQDncvV44WWGsi70/ZP3+w==",
       "requires": {
         "afinn-165": "^1.0.2",
         "apparatus": "^0.0.10",
@@ -45,12 +45,12 @@
     "sylvester": {
       "version": "0.0.12",
       "resolved": "https://registry.npmjs.org/sylvester/-/sylvester-0.0.12.tgz",
-      "integrity": "sha1-WohEFc0tACxX56OqyZRip1zp/bQ="
+      "integrity": "sha512-SzRP5LQ6Ts2G5NyAa/jg16s8e3R7rfdFjizy1zeoecYWw+nGL+YA1xZvW/+iJmidBGSdLkuvdwTYEyJEb+EiUw=="
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     "underscore": {
-      "version": "1.13.1",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.1.tgz",
-      "integrity": "sha512-hzSoAVtJF+3ZtiFX0VgfFPHEDRm7Y/QPjGyNo4TVdnDTdft3tr8hEkD25a1jC+TjTuE7tkHGKkhwCgs9dgBB2g=="
+      "version": "1.13.6",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.6.tgz",
+      "integrity": "sha512-+A5Sja4HP1M08MaXya7p5LvjuM7K6q/2EaC0+iovj/wOcMsTzMvDFbasi/oSapiwOlt252IqsKqPjCl7huKS0A=="
     },
     "wordnet-db": {
       "version": "3.1.7",