diff --git a/package.json b/package.json
index d992421b..abdc1dc6 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,7 @@
     "mousetrap": "1.6.1",
     "npm-run-all": "4.1.3",
     "nyc": "11.8.0",
-    "sinon": "5.0.5",
+    "sinon": "5.0.7",
     "socket.io-client": "2.1.1",
     "stylelint": "9.2.0",
     "stylelint-config-standard": "18.2.0",
diff --git a/yarn.lock b/yarn.lock
index 039cf387..2ebb7f61 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6911,9 +6911,9 @@ signal-exit@^3.0.0, signal-exit@^3.0.1, signal-exit@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
 
-sinon@5.0.5:
-  version "5.0.5"
-  resolved "https://registry.yarnpkg.com/sinon/-/sinon-5.0.5.tgz#d89609395962322ac2fee7f9286abaa3b8fe6957"
+sinon@5.0.7:
+  version "5.0.7"
+  resolved "https://registry.yarnpkg.com/sinon/-/sinon-5.0.7.tgz#3bded6a73613ccc9e512e20246ced69a27c27dab"
   dependencies:
     "@sinonjs/formatio" "^2.0.0"
     diff "^3.1.0"
@@ -6972,25 +6972,6 @@ socket.io-adapter@~1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-1.1.1.tgz#2a805e8a14d6372124dd9159ad4502f8cb07f06b"
 
-socket.io-client@2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-2.1.0.tgz#0d0b21d460dc4ed36e57085136f2be0137ff20ff"
-  dependencies:
-    backo2 "1.0.2"
-    base64-arraybuffer "0.1.5"
-    component-bind "1.0.0"
-    component-emitter "1.2.1"
-    debug "~3.1.0"
-    engine.io-client "~3.2.0"
-    has-binary2 "~1.0.2"
-    has-cors "1.1.0"
-    indexof "0.0.1"
-    object-component "0.0.3"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    socket.io-parser "~3.2.0"
-    to-array "0.1.4"
-
 socket.io-client@2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-2.1.1.tgz#dcb38103436ab4578ddb026638ae2f21b623671f"