diff --git a/yarn.lock b/yarn.lock
index e7d754c..e353b27 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2736,7 +2736,7 @@ ember-export-application-global@^2.0.0:
   dependencies:
     ember-cli-babel "^6.0.0-beta.7"
 
-ember-fastboot-addon-tests@^0.5.1:
+ember-fastboot-addon-tests@^0.5.0:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/ember-fastboot-addon-tests/-/ember-fastboot-addon-tests-0.5.1.tgz#a0af9d9c80b97ddc3e03481c08cdc78931394642"
   integrity sha512-HpYYZ5HWp+i76wR3rJGJjDd2+YncKo5QkPiADTFkL0TdVU13yV8WowT1spxPQhtSa5N6HNQ9vcNb/ka1qIpVYQ==
@@ -6957,9 +6957,9 @@ shebang-regex@^1.0.0:
   integrity sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=
 
 shell-quote@^1.6.1:
-  version "1.7.2"
-  resolved "https://registry.yarnpkg.com/shell-quote/-/shell-quote-1.7.2.tgz#67a7d02c76c9da24f99d20808fcaded0e0e04be2"
-  integrity sha512-mRz/m/JVscCrkMyPqHc/bczi3OQHkLTqXHEFu0zDhK/qfv3UcOA4SVmRCLmos4bhjr9ekVQubj/R7waKapmiQg==
+  version "1.7.3"
+  resolved "https://registry.yarnpkg.com/shell-quote/-/shell-quote-1.7.3.tgz#aa40edac170445b9a431e17bb62c0b881b9c4123"
+  integrity sha512-Vpfqwm4EnqGdlsBFNmHhxhElJYrdfcxPThu+ryKS5J8L/fhAwLazFZtq+S+TWZ9ANj2piSQLGj6NQg+lKPmxrw==
 
 shellwords@^0.1.1:
   version "0.1.1"