diff --git a/yarn.lock b/yarn.lock
index 4dbc439..7d5219a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -45,9 +45,9 @@
     "@cdklabs/tskb" "^0.0.3"
 
 "@aws-cdk/cloud-assembly-schema@^39.2.0":
-  version "39.2.11"
-  resolved "https://registry.yarnpkg.com/@aws-cdk/cloud-assembly-schema/-/cloud-assembly-schema-39.2.11.tgz#97b692f3e00e7e68dfb2890457a89c9e0edd2946"
-  integrity sha512-/iDXQtxtqKOuUpds51GK/neVzq/UdxLWuGgLs01HdA30xOunVbAe+CAExvHPw0/h2qlfaEkJRpAxZ0Ch6gJnJQ==
+  version "39.2.12"
+  resolved "https://registry.yarnpkg.com/@aws-cdk/cloud-assembly-schema/-/cloud-assembly-schema-39.2.12.tgz#7322a426672a410646b0b3be248820cd2e972741"
+  integrity sha512-LjHz0Yrl3sFPihZVpIGoBrMnKjj18G755IlVH79Tzufx7eWVL/G/4RCiLUn0+NFE5e3ssTtfXr3KY9pxGMe/bA==
   dependencies:
     jsonschema "~1.4.1"
     semver "^7.7.0"