diff --git a/Userland/Applications/Spreadsheet/CellSyntaxHighlighter.cpp b/Userland/Applications/Spreadsheet/CellSyntaxHighlighter.cpp
index bfdbe73c9c..533d17d108 100644
--- a/Userland/Applications/Spreadsheet/CellSyntaxHighlighter.cpp
+++ b/Userland/Applications/Spreadsheet/CellSyntaxHighlighter.cpp
@@ -37,7 +37,7 @@ void CellSyntaxHighlighter::rehighlight(const Palette& palette)
     if (m_cell && m_cell->exception()) {
         auto& traceback = m_cell->exception()->traceback();
         auto& range = traceback.first().source_range;
-        GUI::TextRange text_range { { range.start.line - 1, range.start.column }, { range.end.line - 1, range.end.column - 1 } };
+        GUI::TextRange text_range { { range.start.line - 1, range.start.column }, { range.end.line - 1, range.end.column } };
         m_client->spans().prepend(
             GUI::TextDocumentSpan {
                 text_range,