diff --git a/yarn.lock b/yarn.lock
index fff4e6d6..1e7e985a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3091,10 +3091,10 @@ broccoli-clean-css@^1.1.0:
     inline-source-map-comment "^1.0.5"
     json-stable-stringify "^1.0.0"
 
-broccoli-concat@^4.2.4:
-  version "4.2.4"
-  resolved "https://registry.yarnpkg.com/broccoli-concat/-/broccoli-concat-4.2.4.tgz#78e359ddc540b999d815355163bf3cfb6bd67322"
-  integrity sha512-NgdBIE57r+U/AslBohQr0mCS7PopIWL8dihMI1CzqffQkisAgqWMuddjYmizqRBQlml7crBFaBeUnPDHhf4/RQ==
+broccoli-concat@^4.2.4, broccoli-concat@^4.2.5:
+  version "4.2.5"
+  resolved "https://registry.yarnpkg.com/broccoli-concat/-/broccoli-concat-4.2.5.tgz#d578f00094048b5fc87195e82fbdbde20d838d29"
+  integrity sha512-dFB5ATPwOyV8S2I7a07HxCoutoq23oY//LhM6Mou86cWUTB174rND5aQLR7Fu8FjFFLxoTbkk7y0VPITJ1IQrw==
   dependencies:
     broccoli-debug "^0.6.5"
     broccoli-kitchen-sink-helpers "^0.3.1"
@@ -5042,9 +5042,9 @@ ember-cli-version-checker@^5.1.1, ember-cli-version-checker@^5.1.2:
     silent-error "^1.1.1"
 
 ember-cli@~3.26.0:
-  version "3.26.0"
-  resolved "https://registry.yarnpkg.com/ember-cli/-/ember-cli-3.26.0.tgz#19b3b9701df7ab78a23f7d0f44bf26e78f031f71"
-  integrity sha512-zmwUS1i4w7nFIwNjPLNGPlH0lOZjbOfUt51FQsbS8zqRgbbA/oYGAfpiTzJfO3bONjiKy3irEQIqbdBQaXFA7w==
+  version "3.26.1"
+  resolved "https://registry.yarnpkg.com/ember-cli/-/ember-cli-3.26.1.tgz#43e924454f1fcff6157863925d0eb33bfa593c24"
+  integrity sha512-jJ0kMob21A/HIqkDNWQMZnnpadjS/xaBlv1RU1NoCUi+3Lqpt9esDT9cK0QCFp9vh4zfU4BEBNYkMN/SiQMaGg==
   dependencies:
     "@babel/core" "^7.12.10"
     "@babel/plugin-transform-modules-amd" "^7.12.1"
@@ -5056,7 +5056,7 @@ ember-cli@~3.26.0:
     broccoli-amd-funnel "^2.0.1"
     broccoli-babel-transpiler "^7.8.0"
     broccoli-builder "^0.18.14"
-    broccoli-concat "^4.2.4"
+    broccoli-concat "^4.2.5"
     broccoli-config-loader "^1.0.1"
     broccoli-config-replace "^1.1.2"
     broccoli-debug "^0.6.5"