diff --git a/tests/phpstan/configs/phpstan-bugs.neon b/tests/phpstan/configs/phpstan-bugs.neon
index 3f881e4c..969e9629 100644
--- a/tests/phpstan/configs/phpstan-bugs.neon
+++ b/tests/phpstan/configs/phpstan-bugs.neon
@@ -1,5 +1,10 @@
 parameters:
 	ignoreErrors:
+		-
+			message: "#^Casting to string something that's already string\\.$#"
+			count: 1
+			path: ../../../src/AvailableCommandsPacket.php
+
 		-
 			message: "#^Parameter \\#3 \\$packets of static method pocketmine\\\\network\\\\mcpe\\\\protocol\\\\serializer\\\\PacketBatch\\:\\:encodePackets\\(\\) expects array\\<int, pocketmine\\\\network\\\\mcpe\\\\protocol\\\\Packet\\>, array\\<int\\|string, pocketmine\\\\network\\\\mcpe\\\\protocol\\\\Packet\\> given\\.$#"
 			count: 1