diff --git a/packs_web/swish/web/package-lock.json b/packs_web/swish/web/package-lock.json
index eef11a34cc..9f4de3cea0 100644
--- a/packs_web/swish/web/package-lock.json
+++ b/packs_web/swish/web/package-lock.json
@@ -46,7 +46,7 @@
         "js-sha1": "^0.6.0",
         "js-xmlify": "^0.0.9",
         "laconic": "^0.2.2",
-        "lodash": "^2.4.2",
+        "lodash": "^4.17.21",
         "monaco-editor": "^0.26.1",
         "opencollective-postinstall": "^2.0.3",
         "printthis": "^0.1.5",
@@ -888,6 +888,15 @@
         "node": ">= 0.10"
       }
     },
+    "node_modules/js-xmlify/node_modules/lodash": {
+      "version": "2.4.2",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
+      "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4=",
+      "engines": [
+        "node",
+        "rhino"
+      ]
+    },
     "node_modules/json-parse-even-better-errors": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/json-parse-even-better-errors/-/json-parse-even-better-errors-2.3.1.tgz",
@@ -897,9 +906,6 @@
       "version": "2.4.0",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-2.4.0.tgz",
       "integrity": "sha1-NzaitCi4e72gzIO1P6PWM6NcKug=",
-      "dependencies": {
-        "graceful-fs": "^4.1.6"
-      },
       "optionalDependencies": {
         "graceful-fs": "^4.1.6"
       }
@@ -908,9 +914,6 @@
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/klaw/-/klaw-1.3.1.tgz",
       "integrity": "sha1-QIhDO0azsbolnXh4XY6W9zugJDk=",
-      "dependencies": {
-        "graceful-fs": "^4.1.9"
-      },
       "optionalDependencies": {
         "graceful-fs": "^4.1.9"
       }
@@ -924,13 +927,9 @@
       }
     },
     "node_modules/lodash": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
-      "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4=",
-      "engines": [
-        "node",
-        "rhino"
-      ]
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "node_modules/lowercase-keys": {
       "version": "1.0.1",
@@ -2364,6 +2363,13 @@
       "requires": {
         "lodash": "^2.4.1",
         "underscore.string": "^2.3.3"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
+          "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4="
+        }
       }
     },
     "json-parse-even-better-errors": {
@@ -2393,9 +2399,9 @@
       "integrity": "sha1-bLtMMWSB2621ACc/bjFFiLjFp3Q="
     },
     "lodash": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
-      "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lowercase-keys": {
       "version": "1.0.1",
diff --git a/packs_web/swish/web/package.json b/packs_web/swish/web/package.json
index 0daa504bd9..0c82192d85 100644
--- a/packs_web/swish/web/package.json
+++ b/packs_web/swish/web/package.json
@@ -41,7 +41,7 @@
     "js-sha1": "^0.6.0",
     "js-xmlify": "^0.0.9",
     "laconic": "^0.2.2",
-    "lodash": "^2.4.2",
+    "lodash": "^4.17.21",
     "monaco-editor": "^0.26.1",
     "opencollective-postinstall": "^2.0.3",
     "printthis": "^0.1.5",