diff --git a/PowerEditor/src/ScintillaComponent/FindReplaceDlg.cpp b/PowerEditor/src/ScintillaComponent/FindReplaceDlg.cpp
index 332eb2bf5..1fa0d8448 100644
--- a/PowerEditor/src/ScintillaComponent/FindReplaceDlg.cpp
+++ b/PowerEditor/src/ScintillaComponent/FindReplaceDlg.cpp
@@ -610,7 +610,10 @@ void Finder::deleteResult()
 	auto end = _scintView.execute(SCI_GETLINEENDPOSITION, lno);
 	if (start + 2 >= end) return; // avoid empty lines
 
-	_scintView.setLexer(L_SEARCHRESULT, LIST_NONE); // Restore searchResult lexer in case the lexer was changed to SCLEX_NULL in GotoFoundLine()
+	if (_scintView.execute(SCI_GETLEXER) == SCLEX_NULL)
+	{
+		_scintView.setLexer(L_SEARCHRESULT, LIST_NONE); // Restore searchResult lexer in case the lexer was changed to SCLEX_NULL in GotoFoundLine()
+	}
 
 	if (_scintView.execute(SCI_GETFOLDLEVEL, lno) & SC_FOLDLEVELHEADERFLAG)  // delete a folder
 	{