diff --git a/package-lock.json b/package-lock.json
index 42d9923c..3ff5daf2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14896,16 +14896,6 @@
       "inBundle": true,
       "license": "MIT"
     },
-    "node_modules/pyret-lang/node_modules/is-core-module": {
-      "version": "2.9.0",
-      "license": "MIT",
-      "dependencies": {
-        "has": "^1.0.3"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
     "node_modules/pyret-lang/node_modules/isarray": {
       "version": "1.0.0",
       "inBundle": true,
@@ -15265,10 +15255,6 @@
       "inBundle": true,
       "license": "MIT"
     },
-    "node_modules/pyret-lang/node_modules/safer-buffer": {
-      "version": "2.1.2",
-      "license": "MIT"
-    },
     "node_modules/pyret-lang/node_modules/sha.js": {
       "version": "2.4.11",
       "inBundle": true,
@@ -15376,16 +15362,6 @@
         "minimist": "^1.1.0"
       }
     },
-    "node_modules/pyret-lang/node_modules/supports-preserve-symlinks-flag": {
-      "version": "1.0.0",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.4"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
     "node_modules/pyret-lang/node_modules/syntax-error": {
       "version": "1.4.0",
       "inBundle": true,
@@ -17194,8 +17170,9 @@
       }
     },
     "node_modules/terser": {
-      "version": "4.8.0",
-      "integrity": "sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dependencies": {
         "commander": "^2.20.0",
         "source-map": "~0.6.1",
@@ -30530,12 +30507,6 @@
           "version": "1.1.6",
           "bundled": true
         },
-        "is-core-module": {
-          "version": "2.9.0",
-          "requires": {
-            "has": "^1.0.3"
-          }
-        },
         "isarray": {
           "version": "1.0.0",
           "bundled": true
@@ -30804,9 +30775,6 @@
           "version": "5.2.0",
           "bundled": true
         },
-        "safer-buffer": {
-          "version": "2.1.2"
-        },
         "sha.js": {
           "version": "2.4.11",
           "bundled": true,
@@ -30897,9 +30865,6 @@
             "minimist": "^1.1.0"
           }
         },
-        "supports-preserve-symlinks-flag": {
-          "version": "1.0.0"
-        },
         "syntax-error": {
           "version": "1.4.0",
           "bundled": true,
@@ -32283,8 +32248,9 @@
       }
     },
     "terser": {
-      "version": "4.8.0",
-      "integrity": "sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "requires": {
         "commander": "^2.20.0",
         "source-map": "~0.6.1",