diff --git a/package.json b/package.json
index cf901824c..581aecacd 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "@babel/code-frame": "7.27.1",
     "@babel/parser": "7.28.0",
     "@babel/types": "7.28.0",
-    "@glimmer/syntax": "0.94.9",
+    "@glimmer/syntax": "0.95.0",
     "@prettier/cli": "0.9.0",
     "@prettier/html-tags": "1.1.0",
     "@prettier/parse-srcset": "3.1.0",
diff --git a/tests/format/misc/errors/handlebars/__snapshots__/format.test.js.snap b/tests/format/misc/errors/handlebars/__snapshots__/format.test.js.snap
index 8eb48d537..a5571eb1a 100644
--- a/tests/format/misc/errors/handlebars/__snapshots__/format.test.js.snap
+++ b/tests/format/misc/errors/handlebars/__snapshots__/format.test.js.snap
@@ -1,7 +1,7 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
+// Jest Snapshot v1, https://jestjs.io/docs/snapshot-testing
 
 exports[`invalid.hbs [glimmer] format 1`] = `
-"Expecting 'CLOSE_RAW_BLOCK', 'CLOSE', 'CLOSE_UNESCAPED', 'OPEN_SEXPR', 'CLOSE_SEXPR', 'ID', 'OPEN_BLOCK_PARAMS', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', 'SEP', got 'INVALID' (2:11)
+"Expecting 'CLOSE_RAW_BLOCK', 'CLOSE', 'CLOSE_UNESCAPED', 'OPEN_SEXPR', 'CLOSE_SEXPR', 'ID', 'OPEN_ARRAY', 'CLOSE_ARRAY', 'OPEN_BLOCK_PARAMS', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', 'SEP', 'PRIVATE_SEP', got 'INVALID' (2:11)
   1 | <A >
 > 2 | x, {{@name}
     |           ^
@@ -9,7 +9,7 @@ exports[`invalid.hbs [glimmer] format 1`] = `
 Cause: Parse error on line 2:
 <A >x, {{@name}
 --------------^
-Expecting 'CLOSE_RAW_BLOCK', 'CLOSE', 'CLOSE_UNESCAPED', 'OPEN_SEXPR', 'CLOSE_SEXPR', 'ID', 'OPEN_BLOCK_PARAMS', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', 'SEP', got 'INVALID'"
+Expecting 'CLOSE_RAW_BLOCK', 'CLOSE', 'CLOSE_UNESCAPED', 'OPEN_SEXPR', 'CLOSE_SEXPR', 'ID', 'OPEN_ARRAY', 'CLOSE_ARRAY', 'OPEN_BLOCK_PARAMS', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', 'SEP', 'PRIVATE_SEP', got 'INVALID'"
 `;
 
 exports[`invalid-2.hbs [glimmer] format 1`] = `
@@ -29,7 +29,7 @@ Cause: Unclosed element \`@name\`:
 `;
 
 exports[`invalid-3.hbs [glimmer] format 1`] = `
-"Expecting 'OPEN_SEXPR', 'ID', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE' (3:3)
+"Expecting 'OPEN_SEXPR', 'ID', 'OPEN_ARRAY', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE' (3:3)
   1 | <a>
   2 |
 > 3 | {{}}
@@ -38,7 +38,7 @@ exports[`invalid-3.hbs [glimmer] format 1`] = `
 Cause: Parse error on line 3:
 <a>{{}}
 -----^
-Expecting 'OPEN_SEXPR', 'ID', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE'"
+Expecting 'OPEN_SEXPR', 'ID', 'OPEN_ARRAY', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE'"
 `;
 
 exports[`snippet: IMG [glimmer] format 1`] = `
@@ -406,23 +406,23 @@ Cause: <wbr> elements do not need end tags. You should remove it:
 `;
 
 exports[`tilde-comments-1.hbs [glimmer] format 1`] = `
-"Expecting 'OPEN_SEXPR', 'ID', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE' (1:4)
+"Expecting 'OPEN_SEXPR', 'ID', 'OPEN_ARRAY', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE' (1:4)
 > 1 | {{~}}
     |    ^
   2 |
 Cause: Parse error on line 1:
 {{~}}
 ---^
-Expecting 'OPEN_SEXPR', 'ID', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE'"
+Expecting 'OPEN_SEXPR', 'ID', 'OPEN_ARRAY', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE'"
 `;
 
 exports[`tilde-comments-2.hbs [glimmer] format 1`] = `
-"Expecting 'OPEN_SEXPR', 'ID', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE' (1:4)
+"Expecting 'OPEN_SEXPR', 'ID', 'OPEN_ARRAY', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE' (1:4)
 > 1 | {{~~}}
     |    ^
   2 |
 Cause: Parse error on line 1:
 {{~~}}
 ---^
-Expecting 'OPEN_SEXPR', 'ID', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE'"
+Expecting 'OPEN_SEXPR', 'ID', 'OPEN_ARRAY', 'STRING', 'NUMBER', 'BOOLEAN', 'UNDEFINED', 'NULL', 'DATA', got 'CLOSE'"
 `;
diff --git a/yarn.lock b/yarn.lock
index dd6aed7cc..58a488e18 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1394,16 +1394,16 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@glimmer/syntax@npm:0.94.9":
-  version: 0.94.9
-  resolution: "@glimmer/syntax@npm:0.94.9"
+"@glimmer/syntax@npm:0.95.0":
+  version: 0.95.0
+  resolution: "@glimmer/syntax@npm:0.95.0"
   dependencies:
     "@glimmer/interfaces": "npm:0.94.6"
     "@glimmer/util": "npm:0.94.8"
     "@glimmer/wire-format": "npm:0.94.8"
-    "@handlebars/parser": "npm:~2.0.0"
+    "@handlebars/parser": "npm:~2.2.0"
     simple-html-tokenizer: "npm:^0.5.11"
-  checksum: 10/b2ed32fc4614b609f6088f8be74cad163b78835f69661a7b111c98e8a4de0e9eab481026f908e6cfd79408806a7f5f49aff08deeba859e9fcec3bef2a515154f
+  checksum: 10/bc773a7a6fb1d1fe13a4df4d86296c1a5128bc14062f7fc0be3943d7bf67939e5ca35bba74f2646531c2e0ba156db2e78b82e1ef2c5fa846715f6133fb8beee9
   languageName: node
   linkType: hard
 
@@ -1425,10 +1425,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@handlebars/parser@npm:~2.0.0":
-  version: 2.0.0
-  resolution: "@handlebars/parser@npm:2.0.0"
-  checksum: 10/1c7c7fbe5dac683483fc963a932bfa856429342ac55c4f41c91a519cb7bb0ccb81259c0aadb8b1bbe59600c8050502bec0d493fbd497ce6e310c60f2aebec58f
+"@handlebars/parser@npm:~2.2.0":
+  version: 2.2.1
+  resolution: "@handlebars/parser@npm:2.2.1"
+  checksum: 10/14126dd5d0f185f4121d6ad81f88939294e9d4a539f10e2e5772c1b9cd6b610949595f15e106315cfe9fedbcc22d8cf93242ee0c5c002699e4b672fe379d83e4
   languageName: node
   linkType: hard
 
@@ -7443,7 +7443,7 @@ __metadata:
     "@babel/types": "npm:7.28.0"
     "@eslint-react/eslint-plugin": "npm:1.52.3"
     "@eslint/js": "npm:9.32.0"
-    "@glimmer/syntax": "npm:0.94.9"
+    "@glimmer/syntax": "npm:0.95.0"
     "@prettier/cli": "npm:0.9.0"
     "@prettier/html-tags": "npm:1.1.0"
     "@prettier/parse-srcset": "npm:3.1.0"