diff --git a/package.json b/package.json
index 3bed6663..0be43654 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "@babel/traverse": "^7.13.17",
     "@glimmer/syntax": "^0.80.0",
     "chalk": "^4.1.1",
-    "content-tag": "^1.1.2",
+    "content-tag": "^4.0.0",
     "emblem": "^0.12.1",
     "globby": "^11.0.3",
     "pkg-dir": "^5.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index a1f70b36..0d5f885e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -21,8 +21,8 @@ importers:
         specifier: ^4.1.1
         version: 4.1.2
       content-tag:
-        specifier: ^1.1.2
-        version: 1.2.2
+        specifier: ^4.0.0
+        version: 4.2.0
       emblem:
         specifier: ^0.12.1
         version: 0.12.1(@babel/core@7.28.0)
@@ -912,8 +912,8 @@ packages:
   config-chain@1.1.13:
     resolution: {integrity: sha512-qj+f8APARXHrM0hraqXYb2/bOVSV4PvJQlNZ/DVj0QrmNM2q2euizkeuVckQ57J+W0mRH6Hvi+k50M4Jul2VRQ==}
 
-  content-tag@1.2.2:
-    resolution: {integrity: sha512-9guqKIx2H+78N17otBpl8yLZbQGL5q1vBO/jDb3gF2JjixtcVpC62jDUNxjVMNoaZ09oxRX84ZOD6VX02qkVvg==}
+  content-tag@4.2.0:
+    resolution: {integrity: sha512-f/o+F3qSa4gg23I7RWy6cMDxP2nPo99YWusxw2bjne7ZC6Acqqf4uB/+87AekOq1ehTocHH7b7nMd2X4S3NHVw==}
 
   convert-source-map@2.0.0:
     resolution: {integrity: sha512-Kvp459HrV2FEJ1CAsi1Ku+MY3kasH19TFykTz2xWmMeq6bk2NU3XXvfJ+Q61m0xktWwt+1HSYf3JZsTms3aRJg==}
@@ -3263,7 +3263,7 @@ snapshots:
       ini: 1.3.8
       proto-list: 1.2.4
 
-  content-tag@1.2.2: {}
+  content-tag@4.2.0: {}
 
   convert-source-map@2.0.0: {}