diff --git a/package-lock.json b/package-lock.json
index 36aaa6b0..5618cfd3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -122,6 +122,12 @@
       "integrity": "sha512-loKBID6UL4QjhD2scuvv6oAPlQ/WAY7aYTDyKlKo7fIgriLS8EZExqT567cHL5CY6si51MRoX1+r3mitD3eYrA==",
       "dev": true
     },
+    "@types/lunr": {
+      "version": "2.1.5",
+      "resolved": "https://registry.npmjs.org/@types/lunr/-/lunr-2.1.5.tgz",
+      "integrity": "sha512-esk3CG25hRtHsVHm+LOjiSFYdw8be3uIY653WUwR43Bro914HSimPgPpqgajkhTJ0awK3RQfaIxP7zvbtCpcyg==",
+      "dev": true
+    },
     "@types/node": {
       "version": "8.9.0",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-8.9.0.tgz",
diff --git a/package.json b/package.json
index 46c60eae..0136de56 100644
--- a/package.json
+++ b/package.json
@@ -176,6 +176,7 @@
   },
   "devDependencies": {
     "@types/keytar": "^4.0.1",
+    "@types/lunr": "2.1.5",
     "@types/node-forge": "0.7.1",
     "@types/webcrypto": "0.0.28",
     "clean-webpack-plugin": "^0.1.17",