diff --git a/packages/oo7-parity/yarn.lock b/packages/oo7-parity/yarn.lock
index c6c6f5f..48bff91 100644
--- a/packages/oo7-parity/yarn.lock
+++ b/packages/oo7-parity/yarn.lock
@@ -18,21 +18,21 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@parity/abi@^5.1.2":
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/@parity/abi/-/abi-5.1.2.tgz#0030c6c1fb7fc88add214dffbe8d36c2f4ab585d"
-  integrity sha512-nQ9/KTBelTS3Jxpy9blk/gOZVybSwESAizkbG82F0XFfTmT58wldWkgrf6PJWQ/3McGV9efHyVQsGX3aGZaJpA==
+"@parity/abi@^5.1.18":
+  version "5.1.18"
+  resolved "https://registry.yarnpkg.com/@parity/abi/-/abi-5.1.18.tgz#c929b06d8a3ed13af097b92348ed5f2f6a257a08"
+  integrity sha512-Par+EvG3UMSNGd/NT4BQFZIIYPSvXB6l46PAxUP2fJ9T7OjzDmgg0J6+bNcWM3OEKnyBn/KcQvGVylF9r7mLpw==
   dependencies:
     bignumber.js "^8.0.1"
     js-sha3 "0.8.0"
     utf8 "^3.0.0"
 
 "@parity/api@^5":
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/@parity/api/-/api-5.1.2.tgz#31c7427461866b4bd647cfb9f5612e92edcbeb89"
-  integrity sha512-bifUYIsmM+5q7EZVp16FRUKcfb4nwbe50SmWSSRvgGB50U/HiHUY2IAX6mUYbdf5Ks5e2/vyA1XQsqbdLks1Bw==
+  version "5.1.18"
+  resolved "https://registry.yarnpkg.com/@parity/api/-/api-5.1.18.tgz#157feb8b706a0e09079f8a23dfddac055ee98bf0"
+  integrity sha512-TO1ZsDA19zXjm1jPjB7ju9HVZY5A5yQZI+ZHv5an57D0Dkc1YHAZfTWm2KUd6VIEvKIQLr+0O9EOzU1YmFJzlA==
   dependencies:
-    "@parity/abi" "^5.1.2"
+    "@parity/abi" "^5.1.18"
     bignumber.js "^8.0.1"
     blockies "0.0.2"
     es6-error "4.0.2"