diff --git a/package.json b/package.json
index ff2de6bed9f..6fa10345eec 100644
--- a/package.json
+++ b/package.json
@@ -74,15 +74,15 @@
   },
   "devDependencies": {
     "@babel/preset-env": "^7.9.0",
-    "@glimmer/compiler": "^0.49.0",
+    "@glimmer/compiler": "^0.50.1",
     "@glimmer/env": "^0.1.7",
-    "@glimmer/interfaces": "^0.49.0",
-    "@glimmer/node": "^0.49.0",
-    "@glimmer/opcode-compiler": "^0.49.0",
-    "@glimmer/program": "^0.49.0",
-    "@glimmer/reference": "^0.49.0",
-    "@glimmer/runtime": "^0.49.0",
-    "@glimmer/validator": "^0.49.0",
+    "@glimmer/interfaces": "^0.50.1",
+    "@glimmer/node": "^0.50.1",
+    "@glimmer/opcode-compiler": "^0.50.1",
+    "@glimmer/program": "^0.50.1",
+    "@glimmer/reference": "^0.50.1",
+    "@glimmer/runtime": "^0.50.1",
+    "@glimmer/validator": "^0.50.1",
     "@simple-dom/document": "^1.4.0",
     "@types/qunit": "^2.5.4",
     "@types/rsvp": "^4.0.3",
diff --git a/yarn.lock b/yarn.lock
index 05f0766b102..e73654ab7d5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -847,142 +847,142 @@
   resolved "https://registry.yarnpkg.com/@ember/edition-utils/-/edition-utils-1.2.0.tgz#a039f542dc14c8e8299c81cd5abba95e2459cfa6"
   integrity sha512-VmVq/8saCaPdesQmftPqbFtxJWrzxNGSQ+e8x8LLe3Hjm36pJ04Q8LeORGZkAeOhldoUX9seLGmSaHeXkIqoog==
 
-"@glimmer/compiler@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/compiler/-/compiler-0.49.0.tgz#5011b7513004624de4963200d49a5cb97f282648"
-  integrity sha512-I0vV1fxYkziXfgxi4lDrntIebszgkG25Jes/zyOss8LHRjwZEnCWC+x4pAjfzADq/INSUm6vLzWB2mnnHu61wA==
-  dependencies:
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/syntax" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
-    "@glimmer/wire-format" "^0.49.0"
+"@glimmer/compiler@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/compiler/-/compiler-0.50.1.tgz#dfdf9f82be68be02e46f4403b9aa281623fe9bbb"
+  integrity sha512-SlHBNpAVsuW461KoR+y7epuytNdtMr2CwHnXTj/VDaQ6vPsHk9a517emDt3he6b72cOvbUSEp+qsQeVdqHRyqg==
+  dependencies:
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/syntax" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
+    "@glimmer/wire-format" "^0.50.1"
     "@simple-dom/interface" "^1.4.0"
 
-"@glimmer/encoder@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/encoder/-/encoder-0.49.0.tgz#554ab3d991d6d1dcd10bc32b8d85a241977c9978"
-  integrity sha512-o30ZIMs29Kzyte0oP/33fb3KEyTV3e11ulMMDr88s+s8ik+dlo8pfNuu7GBvJqhxxLICViE78FbbWZhRfDo1Rg==
+"@glimmer/encoder@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/encoder/-/encoder-0.50.1.tgz#093e12059214c444ac65e054ad1b6f484958df5e"
+  integrity sha512-41u2qcJlCx2qox9qYSP7gZDRe114exxx1uzb3U0JY6e4lxxSOHLB98icqY5XcNkfmFedCWRP7y1JWegaCTkIOQ==
   dependencies:
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/vm" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/vm" "^0.50.1"
 
 "@glimmer/env@0.1.7", "@glimmer/env@^0.1.7":
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/@glimmer/env/-/env-0.1.7.tgz#fd2d2b55a9029c6b37a6c935e8c8871ae70dfa07"
   integrity sha1-/S0rVakCnGs3psk16MiHGucN+gc=
 
-"@glimmer/interfaces@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/interfaces/-/interfaces-0.49.0.tgz#230c05162dd46b49c392628627a2b67c2acffb45"
-  integrity sha512-WNVoB9ypa16vqrWeNFrpENPo8GuiE/TmJ4RSdHLqNwz85JFftIjBSiNYaFlPteoWZOB2RjButiJqncil+VSMiA==
+"@glimmer/interfaces@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/interfaces/-/interfaces-0.50.1.tgz#008620d9b42e296ce89669415e4830354b83c4fb"
+  integrity sha512-ye9fWev8QxK8Y8+NzCa0uJDArFURbVhAahSFyPT25UdalYCWEmJmqD7k1KezZk2N7ZPxLPaBjOk9ifzDPRGHgg==
   dependencies:
     "@simple-dom/interface" "^1.4.0"
 
-"@glimmer/low-level@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/low-level/-/low-level-0.49.0.tgz#c99942263e04ef5a9502d2ce6755b91b7e3cf5d8"
-  integrity sha512-X6vyNTCATJrQM4g0IEmDNdYlhl49/efbITlvPwkDWiPAbDsH3eYgROcUyE2z4kJIa9PKVvMNXp2eRr/Io0O2hQ==
+"@glimmer/low-level@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/low-level/-/low-level-0.50.1.tgz#8c63355da7b5452ee14bbb4d7f9bb868a91d48e8"
+  integrity sha512-rTMCqTGmV7JRVFrWa1ff2tkr+oQ/kfUcxJBpynCm5n7JtFH31R+WJFDrxrDoGfJ63qKuhnli47jwB08vYl0fCg==
 
-"@glimmer/node@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/node/-/node-0.49.0.tgz#e1a24e700406e54a65fe6ef3b68a166573249c32"
-  integrity sha512-xGPOs78D4wucSjqWZiSX3u8cR72BpEwOimYkdIuMbQeLZunl/9UXxNmutVpdOPVjhLnKcY/q91Gye7k6OcMkww==
+"@glimmer/node@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/node/-/node-0.50.1.tgz#9c44c8ca22af5ba33353540ea01d8ae529287e1d"
+  integrity sha512-uYrRO3+O8V/1hyMjAiRV88OA09k91pCJLQz7IG2BYo2mxQBI8h2Z2ENFhCBAqw4nEuUSQnDF3s72G0Qmfp84og==
   dependencies:
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/runtime" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/runtime" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
     "@simple-dom/document" "^1.4.0"
     "@simple-dom/interface" "^1.4.0"
 
-"@glimmer/opcode-compiler@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/opcode-compiler/-/opcode-compiler-0.49.0.tgz#f6189d22fcf174d6695d4a9f626dd97d1bb31abb"
-  integrity sha512-gch4QGKu1CAXu6BrOvrH3UMjTuAWIqU5856KNQW4256y7FXOzVCk2p4ZLlmfrq7d43Pto/jv+rpCgdxfaX4E1A==
-  dependencies:
-    "@glimmer/encoder" "^0.49.0"
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/program" "^0.49.0"
-    "@glimmer/reference" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
-    "@glimmer/vm" "^0.49.0"
-    "@glimmer/wire-format" "^0.49.0"
-
-"@glimmer/program@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/program/-/program-0.49.0.tgz#f452b7bd108e3972b6c6d7c6e63cc22144d706c0"
-  integrity sha512-OfogyOAQJOS+TDDnYYzBmMaWfAqFwue45GM4t/RbJ1OUNs4hnobMZUryxqHRnBKUU60jIQJ7qXroCnBeGIrBjA==
-  dependencies:
-    "@glimmer/encoder" "^0.49.0"
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
-
-"@glimmer/reference@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/reference/-/reference-0.49.0.tgz#3a2cc3497bd1f97bde710c9558a379415e5371ff"
-  integrity sha512-ml9Lz7yJtVyrT3fgw6d8NMHZ92SutvM7+CkLu3A4ImKEz7MKBa+F8BIHYypcxXqY6bKf2FbqtbeflPcN7MJ6bQ==
+"@glimmer/opcode-compiler@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/opcode-compiler/-/opcode-compiler-0.50.1.tgz#05d7770506cc60ef74b3de85058fbedf82a61e9d"
+  integrity sha512-s503N/d3n7SfH+iJQIYnOlLd6trrrsdbf8kUWGeRcukOUkkykiBrKHvGI7sGBYJ1GAEhLwLJ0T1rIWJAkF+oSg==
+  dependencies:
+    "@glimmer/encoder" "^0.50.1"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/program" "^0.50.1"
+    "@glimmer/reference" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
+    "@glimmer/vm" "^0.50.1"
+    "@glimmer/wire-format" "^0.50.1"
+
+"@glimmer/program@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/program/-/program-0.50.1.tgz#76cdcfcd79da0f44b583b78be3145ea5d2f45b4f"
+  integrity sha512-kNXAA3A9IimnLVo0cFINxW11vahW8wc4vG61Kbs4k2TAVo6MXxW1XbXeYhv5oHnMnO57m2R3KvqFBkpCF9EUxw==
+  dependencies:
+    "@glimmer/encoder" "^0.50.1"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
+
+"@glimmer/reference@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/reference/-/reference-0.50.1.tgz#8971f71d90ef109b55d1e047e6a6bcc16fe9433b"
+  integrity sha512-u0RIwdvDu3l9LlnQskhC9OBgHGTSp2E/sNsiZsiRrqWwhm7ElF6XVtckbyPh+XleSSo9I8iAIrB4fNvoGw6gHw==
   dependencies:
     "@glimmer/env" "^0.1.7"
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
-    "@glimmer/validator" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
+    "@glimmer/validator" "^0.50.1"
 
-"@glimmer/runtime@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/runtime/-/runtime-0.49.0.tgz#b9b1e6c663c0ffa3be3090bd3966af4d5147fb60"
-  integrity sha512-0sItXUveea3Pe8Q/TdykBCwsnGFyrQFgjnAF9koQui4blBaSsX6kGRQkv1U0bomqJvGpw9cuIAXVzfog0RWOBQ==
+"@glimmer/runtime@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/runtime/-/runtime-0.50.1.tgz#e473b6f88684f0c91cbc4cef96d7d8543e719ba6"
+  integrity sha512-h43cSgwlLt+fPIIaaSHsXeppP7mqactz5AfsaCblgYYgTOL/V74iIMpTVvJNAeBjhSyB9TWYZh1iu0bpZA/8Lg==
   dependencies:
     "@glimmer/env" "0.1.7"
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/low-level" "^0.49.0"
-    "@glimmer/program" "^0.49.0"
-    "@glimmer/reference" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
-    "@glimmer/validator" "^0.49.0"
-    "@glimmer/vm" "^0.49.0"
-    "@glimmer/wire-format" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/low-level" "^0.50.1"
+    "@glimmer/program" "^0.50.1"
+    "@glimmer/reference" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
+    "@glimmer/validator" "^0.50.1"
+    "@glimmer/vm" "^0.50.1"
+    "@glimmer/wire-format" "^0.50.1"
     "@simple-dom/interface" "^1.4.0"
 
-"@glimmer/syntax@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/syntax/-/syntax-0.49.0.tgz#bf47429de4823a0bdb5e3e5f817a2074271c1e2d"
-  integrity sha512-j6rNMM7eHIZYzaBVwBWsrtrUV4LlbzYWoslUEulVAW2P8Zw09sI+RJq3Ep1VTph4oGxLQcYyLnOnJvWwEnvRgw==
+"@glimmer/syntax@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/syntax/-/syntax-0.50.1.tgz#86100fa077d7afd9f82c4e91d194d5d7211516eb"
+  integrity sha512-je/0+o/UZukP/lxJJQxgCmk4mUFJpJEAAhqxPtaj054Tofj3X+9CdQwjVU22B8F8j1AIUDr1hRgIop4k0lPbiQ==
   dependencies:
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
     handlebars "^4.5.1"
     simple-html-tokenizer "^0.5.9"
 
-"@glimmer/util@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/util/-/util-0.49.0.tgz#0b2a1c4584acc6ad51caa83e6754d9778b62ec83"
-  integrity sha512-VN5/gz0vHxkGm9jASs4Eb6uk6Kzb8xaY95l5beHcQMEpeqyfz+9llA4sxqO6Nh/kLdFYcLbkDWwlnl1SUVrxBg==
+"@glimmer/util@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/util/-/util-0.50.1.tgz#9e85e005d2fd563f979c5fba99563bfe75edf2a9"
+  integrity sha512-LaoSboa+BXjunun8wwVEV+FOH5oHc8AckfsmyHsHltFTwIRpjb0w0AQzeHzHXHMVhfpYHB06xlFO9naSEztB1Q==
   dependencies:
     "@glimmer/env" "0.1.7"
-    "@glimmer/interfaces" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
     "@simple-dom/interface" "^1.4.0"
 
-"@glimmer/validator@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/validator/-/validator-0.49.0.tgz#68e773d83ac241e05a328a66c8ccc00c941fc386"
-  integrity sha512-aB7UURQaSy7pY3vWAwQQe5R30sGJLBzz5FZqoUbmhBXt5dKlzxBxizRuRb3ZWsieBJOXdi0qk1oDkFNAJfqRiQ==
+"@glimmer/validator@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/validator/-/validator-0.50.1.tgz#3dd7ce7c945caed25d9c6d465ab3697be15a8144"
+  integrity sha512-mFPm+8cgIFjNznSvEGRcJbveZQYW7E9eiKFtUQW2VJdzTUxoal9ds+irR8tzEkUDio/cubQ7BJhV40vLpebOSw==
   dependencies:
     "@glimmer/env" "^0.1.7"
 
-"@glimmer/vm@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/vm/-/vm-0.49.0.tgz#5f10b0af59d973eb355422e7257d76790a76b640"
-  integrity sha512-v4yU8PiIYGvStkEhxu2+B9CKP3/rWWDtC6DMmBcuKnhsd23m8y9F9CjKlB3P21b26N+hFbFsLRUWZym+4iaTLQ==
+"@glimmer/vm@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/vm/-/vm-0.50.1.tgz#8d4a815ccb9e0b2f24cb270b374621ec06b11b9d"
+  integrity sha512-9uEZzJIr/yGlK080+WkpxqDF5F262BRBg79kczN1VNi6ThJBRiVgBVzKBh0kNFjIPuiE55tskf2YXS5dKYGqYA==
   dependencies:
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
 
-"@glimmer/wire-format@^0.49.0":
-  version "0.49.0"
-  resolved "https://registry.yarnpkg.com/@glimmer/wire-format/-/wire-format-0.49.0.tgz#a879939688c32d95ed1eefa58d4c54f574064820"
-  integrity sha512-Q1BuBYbHF7pTavj/3V2gAPgw1VU5Z/A+UUq9kI2Een+/mGEyMZcCAGcMUyCDxPut8VziCpyNvGe4yhSlJ414Og==
+"@glimmer/wire-format@^0.50.1":
+  version "0.50.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/wire-format/-/wire-format-0.50.1.tgz#826f34b222753c810b7e3f5c0d07fba2c704aa83"
+  integrity sha512-aYtcl5wAtG6n36qFxAnmWXAAFfZtN0fSCeU6t0+ExzHnBDpkWs2hM23/5LkF9VhaPNhwZ8wBjPFLEkdggYHW7g==
   dependencies:
-    "@glimmer/interfaces" "^0.49.0"
-    "@glimmer/util" "^0.49.0"
+    "@glimmer/interfaces" "^0.50.1"
+    "@glimmer/util" "^0.50.1"
 
 "@simple-dom/document@^1.4.0":
   version "1.4.0"