diff --git a/travis/scripts/stress/yarn.lock b/travis/scripts/stress/yarn.lock
index 01333e9..4bb59bd 100644
--- a/travis/scripts/stress/yarn.lock
+++ b/travis/scripts/stress/yarn.lock
@@ -19,8 +19,8 @@ bip66@^1.1.3:
     safe-buffer "^5.0.1"
 
 bn.js@^4.11.0, bn.js@^4.11.3, bn.js@^4.4.0:
-  version "4.11.8"
-  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
+  version "4.11.9"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
 
 brorand@^1.0.1:
   version "1.1.0"
@@ -133,8 +133,8 @@ drbg.js@^1.0.1:
     create-hmac "^1.1.4"
 
 elliptic@^6.2.3:
-  version "6.4.1"
-  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.1.tgz#c2d0b7776911b86722c632c3c06c60f2f819939a"
+  version "6.5.3"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
   dependencies:
     bn.js "^4.4.0"
     brorand "^1.0.1"
@@ -207,8 +207,8 @@ hash-base@^3.0.0:
     safe-buffer "^5.0.1"
 
 hash.js@^1.0.0, hash.js@^1.0.3:
-  version "1.1.5"
-  resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.5.tgz#e38ab4b85dfb1e0c40fe9265c0e9b54854c23812"
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
   dependencies:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
@@ -222,8 +222,8 @@ hmac-drbg@^1.0.0:
     minimalistic-crypto-utils "^1.0.1"
 
 inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
 
 is-arrayish@^0.3.1:
   version "0.3.2"