diff --git a/lib/base.php b/lib/base.php
index 891161ff0c6..14437267052 100644
--- a/lib/base.php
+++ b/lib/base.php
@@ -662,11 +662,11 @@ class OC {
 		//this doesn´t work always depending on the webserver and php configuration.
 		//Let´s try to overwrite some defaults if they are smaller than 1 hour
 
-		if (intval(@ini_get('max_execution_time') ?? 0) < 3600) {
+		if (intval(@ini_get('max_execution_time') ?: 0) < 3600) {
 			@ini_set('max_execution_time', strval(3600));
 		}
 
-		if (intval(@ini_get('max_input_time') ?? 0) < 3600) {
+		if (intval(@ini_get('max_input_time') ?: 0) < 3600) {
 			@ini_set('max_input_time', strval(3600));
 		}