diff --git a/packages/ember-repl/addon/package.json b/packages/ember-repl/addon/package.json
index e4137b159..70ab8f449 100644
--- a/packages/ember-repl/addon/package.json
+++ b/packages/ember-repl/addon/package.json
@@ -83,7 +83,7 @@
     "broccoli-file-creator": "^2.1.1",
     "change-case": "^5.4.4",
     "common-tags": "^1.8.2",
-    "content-tag": "^2.0.2",
+    "content-tag": "^3.0.0",
     "decorator-transforms": "^2.3.0",
     "ember-resources": "^7.0.1",
     "line-column": "^1.0.2",
diff --git a/packages/ember-repl/addon/src/compile/formats/gjs/index.ts b/packages/ember-repl/addon/src/compile/formats/gjs/index.ts
index 3155880c2..4085512b0 100644
--- a/packages/ember-repl/addon/src/compile/formats/gjs/index.ts
+++ b/packages/ember-repl/addon/src/compile/formats/gjs/index.ts
@@ -80,7 +80,12 @@ async function preprocess(input: string, name: string): Promise<string> {
     processor = new Preprocessor();
   }
 
-  return processor.process(input, { filename: `${name}.js`, inline_source_map: true });
+  let { code /* map */ } = processor.process(input, {
+    filename: `${name}.js`,
+    inline_source_map: true,
+  });
+
+  return code;
 }
 
 async function transform(
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f96e51b06..a66dbcf93 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -1357,8 +1357,8 @@ importers:
         specifier: ^1.8.2
         version: 1.8.2
       content-tag:
-        specifier: ^2.0.2
-        version: 2.0.3
+        specifier: ^3.0.0
+        version: 3.0.0
       decorator-transforms:
         specifier: ^2.3.0
         version: 2.3.0(@babel/core@7.26.0)
@@ -6282,6 +6282,9 @@ packages:
   content-tag@2.0.3:
     resolution: {integrity: sha512-htLIdtfhhKW2fHlFLnZH7GFzHSdSpHhDLrWVswkNiiPMZ5uXq5JfrGboQKFhNQuAAFF8VNB2EYUj3MsdJrKKpg==}
 
+  content-tag@3.0.0:
+    resolution: {integrity: sha512-HxWPmF9hzehv5PV7TSK7QSzlVBhmwQA8NgBrXmL+fqXfM3L1r3ResAPzeiGbxra3Zw6U3gdhw3cIDJADQnuCVQ==}
+
   content-type@1.0.5:
     resolution: {integrity: sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==}
     engines: {node: '>= 0.6'}
@@ -16283,6 +16286,8 @@ snapshots:
 
   content-tag@2.0.3: {}
 
+  content-tag@3.0.0: {}
+
   content-type@1.0.5: {}
 
   continuable-cache@0.3.1: {}