diff --git a/examples/package-lock.json b/examples/package-lock.json
index 07ea3f6..5291b1f 100644
--- a/examples/package-lock.json
+++ b/examples/package-lock.json
@@ -2111,7 +2111,17 @@
       }
     },
     "heartbeat-sequencer": {
-      "version": "file:../build"
+      "version": "file:..",
+      "requires": {
+        "@types/webmidi": "^2.0.4"
+      },
+      "dependencies": {
+        "@types/webmidi": {
+          "version": "2.0.6",
+          "resolved": "https://registry.npmjs.org/@types/webmidi/-/webmidi-2.0.6.tgz",
+          "integrity": "sha512-sfS0A5IryqmBrUpcGPipEPeFdpqmZzP6b6lZFxHKgz5n2Vhzh4yJ5P2TvoDUhDjqJyv0Y25ng0Qodgo2Vu08ug=="
+        }
+      }
     },
     "hmac-drbg": {
       "version": "1.0.1",
@@ -3634,9 +3644,9 @@
       "dev": true
     },
     "terser": {
-      "version": "4.3.8",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-4.3.8.tgz",
-      "integrity": "sha512-otmIRlRVmLChAWsnSFNO0Bfk6YySuBp6G9qrHiJwlLDd4mxe2ta4sjI7TzIR+W1nBMjilzrMcPOz9pSusgx3hQ==",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",