diff --git a/yarn.lock b/yarn.lock
index 1a1f6af..102a3c2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1144,10 +1144,11 @@ chokidar@^1.4.3:
     fsevents "^1.0.0"
 
 cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.3.tgz#eeabf194419ce900da3018c207d212f2a6df0a07"
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.6.tgz#8fe672437d01cd6c4561af5334e0cc50ff1955f7"
   dependencies:
-    inherits "^2.0.1"
+    inherits "^2.0.4"
+    safe-buffer "^5.2.1"
 
 clap@^1.0.9:
   version "1.1.3"