diff --git a/src/plugins/compilerexplorer/compilerexplorereditor.cpp b/src/plugins/compilerexplorer/compilerexplorereditor.cpp
index 14abaaed0b1..2fcb4f8f073 100644
--- a/src/plugins/compilerexplorer/compilerexplorereditor.cpp
+++ b/src/plugins/compilerexplorer/compilerexplorereditor.cpp
@@ -284,9 +284,9 @@ CompilerWidget::CompilerWidget(const std::shared_ptr<SourceSettings> &sourceSett
 
     m_asmEditor = new AsmEditorWidget(undoStack);
     m_asmDocument = QSharedPointer<TextDocument>(new TextDocument);
-    m_asmDocument->setFilePath("asm.asm");
     m_asmEditor->setTextDocument(m_asmDocument);
-    m_asmEditor->configureGenericHighlighter(Utils::mimeTypeForName("text/x-asm"));
+    m_asmEditor->configureGenericHighlighter(
+        TextEditor::Highlighter::definitionForName("Intel x86 (NASM)"));
     m_asmEditor->setReadOnly(true);
 
     connect(m_asmEditor, &AsmEditorWidget::gotFocus, this, &CompilerWidget::gotFocus);