diff --git a/src/preview-mode/post-processor/core.ts b/src/preview-mode/post-processor/core.ts
index 14c3662..8818e99 100644
--- a/src/preview-mode/post-processor/core.ts
+++ b/src/preview-mode/post-processor/core.ts
@@ -69,6 +69,7 @@ export class ReadingModeSyntaxExtender {
 
 	constructor(settings: PluginSettings) {
 		this._settings = settings;
+		this.postProcess.sortOrder = 0;
 	}
 
 	private _parseInline(targetEl: HTMLElement): void {