diff --git a/src/package-lock.json b/src/package-lock.json
index dd17a46e4..7069dfcc5 100644
--- a/src/package-lock.json
+++ b/src/package-lock.json
@@ -1353,11 +1353,6 @@
       "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
       "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
     },
-    "coffeescript": {
-      "version": "2.5.1",
-      "resolved": "https://registry.npmjs.org/coffeescript/-/coffeescript-2.5.1.tgz",
-      "integrity": "sha512-J2jRPX0eeFh5VKyVnoLrfVFgLZtnnmp96WQSLAS8OrLm2wtQLcnikYKe1gViJKDH7vucjuhHvBKKBP3rKcD1tQ=="
-    },
     "color-convert": {
       "version": "1.9.3",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
@@ -9424,13 +9419,9 @@
       "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "wtfnode": {
-      "version": "0.9.0",
-      "resolved": "https://registry.npmjs.org/wtfnode/-/wtfnode-0.9.0.tgz",
-      "integrity": "sha512-IKHfNAFZwfm0uCt/zuFADN3mHyoB+ZrmwFpRGOxKPIXV0tifqpIaTH3NvImA7yy7GimsAayZGTaNvOmavKzE+A==",
-      "requires": {
-        "coffeescript": "^2.5.1",
-        "source-map-support": "^0.5.19"
-      }
+      "version": "0.9.1",
+      "resolved": "https://registry.npmjs.org/wtfnode/-/wtfnode-0.9.1.tgz",
+      "integrity": "sha512-Ip6C2KeQPl/F3aP1EfOnPoQk14Udd9lffpoqWDNH3Xt78svxPbv53ngtmtfI0q2Te3oTq79XKTnRNXVIn/GsPA=="
     },
     "xml-name-validator": {
       "version": "3.0.0",
diff --git a/src/package.json b/src/package.json
index 0ea39497e..d61b9ab23 100644
--- a/src/package.json
+++ b/src/package.json
@@ -72,7 +72,7 @@
     "ueberdb2": "^1.4.13",
     "underscore": "1.13.1",
     "unorm": "1.6.0",
-    "wtfnode": "^0.9.0"
+    "wtfnode": "^0.9.1"
   },
   "bin": {
     "etherpad-lite": "node/server.js"