diff --git a/example/yarn.lock b/example/yarn.lock
index 93fecba..e36d637 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -1868,9 +1868,9 @@ async-each@^1.0.1:
   integrity sha512-z/WhQ5FPySLdvREByI2vZiTWwCnF0moMJ1hK9YQwDTHKh6I7/uSckMetoRGb5UBZPC1z0jlw+n/XCgjeH7y1AQ==
 
 async@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/async/-/async-3.2.0.tgz#b3a2685c5ebb641d3de02d161002c60fc9f85720"
-  integrity sha512-TR2mEZFVOj2pLStYxLht7TyfuRzaydfpxr3k9RpHIzMgw7A64dzsdqCxH1WJyQdoe8T10nDXd9wnEigmiuHIZw==
+  version "3.2.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-3.2.4.tgz#2d22e00f8cddeb5fde5dd33522b56d1cf569a81c"
+  integrity sha512-iAB+JbDEGXhyIUavoDl9WP/Jj106Kz9DEn1DPgYw5ruDn0e3Wgi3sKFm55sASdGBNOQB8F59d9qQ7deqrHA8wQ==
 
 asynckit@^0.4.0:
   version "0.4.0"
@@ -3277,7 +3277,7 @@ expect@^26.4.2:
     jest-regex-util "^26.0.0"
 
 express-torus@../:
-  version "0.0.4-alpha.0"
+  version "0.2.0-alpha.0"
   dependencies:
     "@toruslabs/torus-direct-web-sdk" "^3.4.0"
     app-root-path "^3.0.0"