diff --git a/cli/js/compiler_sourcefile.ts b/cli/js/compiler_sourcefile.ts
index c0a301786ae0ca..ca7cf27df019d0 100644
--- a/cli/js/compiler_sourcefile.ts
+++ b/cli/js/compiler_sourcefile.ts
@@ -100,7 +100,12 @@ export class SourceFile {
       log(`Skipping imports for "${this.filename}"`);
       return [];
     }
-    const preProcessedFileInfo = ts.preProcessFile(this.sourceCode, true, true);
+    const preProcessedFileInfo = ts.preProcessFile(
+      this.sourceCode,
+      true,
+      this.mediaType === MediaType.JavaScript ||
+        this.mediaType === MediaType.JSX
+    );
     this.processed = true;
     const files = (this.importedFiles = [] as Array<[string, string]>);
 
diff --git a/cli/tests/integration_tests.rs b/cli/tests/integration_tests.rs
index 35127c155a7e39..fb35163f0a7ffc 100644
--- a/cli/tests/integration_tests.rs
+++ b/cli/tests/integration_tests.rs
@@ -588,6 +588,12 @@ itest!(_054_info_local_imports {
   exit_code: 0,
 });
 
+itest!(js_import_detect {
+  args: "run --reload js_import_detect.ts",
+  output: "js_import_detect.ts.out",
+  exit_code: 0,
+});
+
 itest!(lock_write_fetch {
   args:
     "run --allow-read --allow-write --allow-env --allow-run lock_write_fetch.ts",
diff --git a/cli/tests/js_import_detect.ts b/cli/tests/js_import_detect.ts
new file mode 100644
index 00000000000000..7b90dfe63b3449
--- /dev/null
+++ b/cli/tests/js_import_detect.ts
@@ -0,0 +1,3 @@
+function define(_foo: string[]): void {}
+define(["long"]);
+console.log("ok");
diff --git a/cli/tests/js_import_detect.ts.out b/cli/tests/js_import_detect.ts.out
new file mode 100644
index 00000000000000..9766475a4185a1
--- /dev/null
+++ b/cli/tests/js_import_detect.ts.out
@@ -0,0 +1 @@
+ok