diff --git a/package.json b/package.json
index 532e3adb..d9877841 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "ua-parser-js": "0.7.19",
     "uuid": "3.3.2",
     "web-push": "3.3.3",
-    "yarn": "1.10.1"
+    "yarn": "1.12.3"
   },
   "optionalDependencies": {
     "sqlite3": "4.0.4"
diff --git a/yarn.lock b/yarn.lock
index ba4a40d3..665a6093 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7825,9 +7825,9 @@ yargs@12.0.2, yargs@^12.0.2:
     y18n "^3.2.1 || ^4.0.0"
     yargs-parser "^10.1.0"
 
-yarn@1.10.1:
-  version "1.10.1"
-  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.10.1.tgz#b792ba28f050ae94cd7e719dbca80639d70da76f"
+yarn@1.12.3:
+  version "1.12.3"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.12.3.tgz#fb4599bf1f8da01552bcc7e1571dfd4e53788203"
 
 yeast@0.1.2:
   version "0.1.2"