diff --git a/package-lock.json b/package-lock.json
index 26194ae..b95ba5a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
         "backbone": "^1.*",
         "catlab-easeljs": "^1.0.2",
         "easelhacks": "^1.0.0",
-        "lodash": ">=4.17.21",
+        "lodash": ">=4.18.1",
         "preloadjs": "^1.0.1",
         "soundjs": "^1.0.1",
         "tweenjs": "^1.0.2",
@@ -1948,6 +1948,13 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/grunt-legacy-log-utils/node_modules/lodash": {
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/grunt-legacy-log-utils/node_modules/supports-color": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
@@ -1961,6 +1968,13 @@
         "node": ">=8"
       }
     },
+    "node_modules/grunt-legacy-log/node_modules/lodash": {
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/grunt-legacy-util": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/grunt-legacy-util/-/grunt-legacy-util-2.0.1.tgz",
@@ -1980,6 +1994,13 @@
         "node": ">=10"
       }
     },
+    "node_modules/grunt-legacy-util/node_modules/lodash": {
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/grunt/node_modules/glob": {
       "version": "7.1.7",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
@@ -2746,9 +2767,9 @@
       }
     },
     "node_modules/lodash": {
-      "version": "4.17.23",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
-      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
+      "version": "4.18.1",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.18.1.tgz",
+      "integrity": "sha512-dMInicTPVE8d1e5otfwmmjlxkZoUpiVLwyeTdUsi/Caj/gfzzblBcCE5sRHV/AsjuCmxWrte2TNGSYuCeCq+0Q==",
       "license": "MIT"
     },
     "node_modules/lowercase-keys": {
diff --git a/package.json b/package.json
index 5273637..008a69e 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "backbone": "^1.*",
     "catlab-easeljs": "^1.0.2",
     "easelhacks": "^1.0.0",
-    "lodash": ">=4.17.21",
+    "lodash": ">=4.18.1",
     "preloadjs": "^1.0.1",
     "soundjs": "^1.0.1",
     "tweenjs": "^1.0.2",