diff --git a/src/Content/Text/BBCode.php b/src/Content/Text/BBCode.php
index e676673fc1..2c17663c1e 100644
--- a/src/Content/Text/BBCode.php
+++ b/src/Content/Text/BBCode.php
@@ -2086,8 +2086,8 @@ class BBCode
 	public static function stripAbstract($text)
 	{
 		DI::profiler()->startRecording('rendering');
-		$text = preg_replace("/[\s|\n]*\[abstract\].*?\[\/abstract\][\s|\n]*/ism", '', $text);
-		$text = preg_replace("/[\s|\n]*\[abstract=.*?\].*?\[\/abstract][\s|\n]*/ism", '', $text);
+		$text = preg_replace("/[\s|\n]*\[abstract\].*?\[\/abstract\][\s|\n]*/ism", ' ', $text);
+		$text = preg_replace("/[\s|\n]*\[abstract=.*?\].*?\[\/abstract][\s|\n]*/ism", ' ', $text);
 
 		DI::profiler()->stopRecording();
 		return $text;