diff --git a/package.json b/package.json
index f1908075..72b61307 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "ember-cli-dependency-checker": "^3.1.0",
     "ember-cli-fastboot": "^3.0.0-beta.2",
     "ember-cli-fastboot-testing": "^0.4.0",
-    "ember-cli-htmlbars": "^5.6.3",
+    "ember-cli-htmlbars": "^5.6.4",
     "ember-cli-inject-live-reload": "^2.0.1",
     "ember-cli-sri": "^2.1.1",
     "ember-cli-template-lint": "^2.0.2",
diff --git a/yarn.lock b/yarn.lock
index e7aadc79..73928a2f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5535,10 +5535,10 @@ ember-cli-htmlbars@^4.0.9:
     strip-bom "^4.0.0"
     walk-sync "^2.0.2"
 
-ember-cli-htmlbars@^5.6.3:
-  version "5.6.3"
-  resolved "https://registry.yarnpkg.com/ember-cli-htmlbars/-/ember-cli-htmlbars-5.6.3.tgz#4916d1ea2b6d69ea5e7252c0c59e56d7031ee310"
-  integrity sha512-pn2pW49KmsrjlG4PEMmd3ZrsbS2WHKn+1NLLCWUjxmc5g4/lHxHicB8IN5z95ANmgqDHAwp+rw1XTyWy9r0xyQ==
+ember-cli-htmlbars@^5.6.4:
+  version "5.6.4"
+  resolved "https://registry.yarnpkg.com/ember-cli-htmlbars/-/ember-cli-htmlbars-5.6.4.tgz#97c1ce813dfe79961c575b4516fbb30cbb782b43"
+  integrity sha512-I4zSc6PJpWiDuhru7jozQsodo4tAsNENJP/Ry0LTL0DtlZASEa5cwahPsxBjzEmAnr30oI2AExZhrDcZBryTjQ==
   dependencies:
     "@ember/edition-utils" "^1.2.0"
     babel-plugin-htmlbars-inline-precompile "^4.4.1"