diff --git a/PowerEditor/src/Notepad_plus.cpp b/PowerEditor/src/Notepad_plus.cpp
index 259e1e13c..e1153c595 100644
--- a/PowerEditor/src/Notepad_plus.cpp
+++ b/PowerEditor/src/Notepad_plus.cpp
@@ -1486,10 +1486,8 @@ void Notepad_plus::doTrim(trimOp whichPart)
 	else
 		return;
 	env._str4Replace = TEXT("");
-	env._searchType = FindRegex;
-	bool isEntireDoc = _pEditView->execute(SCI_GETSELECTIONSTART) == _pEditView->execute(SCI_GETSELECTIONEND);
-	env._isInSelection = !isEntireDoc;
-	_findReplaceDlg.processAll(ProcessReplaceAll, &env, isEntireDoc);
+    env._searchType = FindRegex;
+	_findReplaceDlg.processAll(ProcessReplaceAll, &env, true);
 }
 
 void Notepad_plus::removeEmptyLine(bool isBlankContained)