diff --git a/core/core.php b/core/core.php
index 114cfaac..8cebe7ee 100644
--- a/core/core.php
+++ b/core/core.php
@@ -2952,10 +2952,11 @@ class core extends common {
 									'style' => file_get_contents($stylePath)
 								]);
 							}
-							if ($output['style']) {
-								$this->addOutput([
-									'style' => $this->output['style'] . file_get_contents($output['style'])
-								]);
+							if ($output['style'] &&
+								file_exists($output['style'])) {
+									$this->addOutput([
+										'style' => $this->output['style'] . file_get_contents($output['style'])
+									]);
 							}
 
 							// JS