diff --git a/package.json b/package.json
index 0b181100..f8465918 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "require-dir": "1.1.0",
     "uglify-es": "3.3.9",
     "yargs-parser": "11.1.0",
-    "yarn": "1.12.3"
+    "yarn": "1.13.0"
   },
   "license": "MIT",
   "name": "gae-init",
diff --git a/yarn.lock b/yarn.lock
index f700fabd..fe65e1a9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7392,10 +7392,10 @@ yargs@~3.10.0:
     decamelize "^1.0.0"
     window-size "0.1.0"
 
-yarn@1.12.3:
-  version "1.12.3"
-  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.12.3.tgz#fb4599bf1f8da01552bcc7e1571dfd4e53788203"
-  integrity sha512-8f5rWNDvkhAmCxmn8C0LsNWMxTYVk4VGKiq0sIB6HGZjaZTHsGIH87SUmVDUEd2Wk54bqKoUlbVWgQFCQhRkVw==
+yarn@1.13.0:
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.13.0.tgz#affa9c956739548024068532a902cf18c9cb523f"
+  integrity sha512-Unfw2eefv8imt4ZMPhvFVP44WCz38huDxkHs+Yqrx4wBTK75Tr0mh3V4rh+2Nw5iQq0rcM/VafotCZo9qTb5DA==
 
 yazl@^2.1.0:
   version "2.4.3"