diff --git a/src/Editor.php b/src/Editor.php
index 488b6e4..51caa24 100644
--- a/src/Editor.php
+++ b/src/Editor.php
@@ -52,7 +52,7 @@ class Editor {
 	 */
 	public array $rows = [];
 
-	public int $dirty = 0;
+	public bool $dirty = TRUE;
 	public string $filename = '';
 	protected string $statusMsg = '';
 	protected int $statusMsgTime;
@@ -258,7 +258,7 @@ class Editor {
 
 		$this->rows[$at]->update();
 
-		$this->dirty++;
+		$this->dirty = true;
 
 		// Re-tokenize the file
 		if ($updateSyntax)
@@ -287,7 +287,7 @@ class Editor {
 		// Re-tokenize the file
 		$this->refreshPHPSyntax();
 
-		$this->dirty++;
+		$this->dirty = true;
 	}
 
 	// ------------------------------------------------------------------------
@@ -394,7 +394,7 @@ class Editor {
 
 		fclose($handle);
 
-		$this->dirty = 0;
+		$this->dirty = false;
 	}
 
 	protected function save(): void
@@ -418,7 +418,7 @@ class Editor {
 		if ($res === strlen($contents))
 		{
 			$this->setStatusMessage('%d bytes written to disk', strlen($contents));
-			$this->dirty = 0;
+			$this->dirty = false;
 			return;
 		}
 
@@ -673,7 +673,7 @@ class Editor {
 
 		$statusFilename = $this->filename !== '' ? $this->filename : '[No Name]';
 		$syntaxType = ($this->syntax !== NULL) ? $this->syntax->filetype : 'no ft';
-		$isDirty = ($this->dirty > 0) ? '(modified)' : '';
+		$isDirty = $this->dirty ? '(modified)' : '';
 		$status = sprintf('%.20s - %d lines %s', $statusFilename, $this->numRows, $isDirty);
 		$rstatus = sprintf('%s | %d/%d', $syntaxType, $this->cursor->y + 1, $this->numRows);
 		$len = strlen($status);
@@ -938,7 +938,7 @@ class Editor {
 
 	protected function quitAttempt(): ?string
 	{
-		if ($this->dirty > 0 && $this->quitTimes > 0)
+		if ($this->dirty && $this->quitTimes > 0)
 		{
 			$this->setStatusMessage(
 				'WARNING!!! File has unsaved changes. Press Ctrl-Q %d more times to quit.',
diff --git a/src/Row.php b/src/Row.php
index d497808..1c5d1bd 100644
--- a/src/Row.php
+++ b/src/Row.php
@@ -89,7 +89,7 @@ class Row {
 		$this->chars = substr($this->chars, 0, $at) . $c . substr($this->chars, $at);
 		$this->update();
 
-		$this->parent->dirty++;
+		$this->parent->dirty = true;
 	}
 
 	public function appendString(string $s): void
@@ -97,7 +97,7 @@ class Row {
 		$this->chars .= $s;
 		$this->update();
 
-		$this->parent->dirty++;
+		$this->parent->dirty = true;
 	}
 
 	public function deleteChar(int $at): void
@@ -110,7 +110,7 @@ class Row {
 		$this->chars = substr_replace($this->chars, '', $at, 1);
 		$this->update();
 
-		$this->parent->dirty++;
+		$this->parent->dirty = true;
 	}
 
 	public function update(): void