diff --git a/src/pocketmine/network/mcpe/protocol/types/LegacySkinAdapter.php b/src/pocketmine/network/mcpe/protocol/types/LegacySkinAdapter.php
index e4e7435b6..344203030 100644
--- a/src/pocketmine/network/mcpe/protocol/types/LegacySkinAdapter.php
+++ b/src/pocketmine/network/mcpe/protocol/types/LegacySkinAdapter.php
@@ -26,6 +26,7 @@ namespace pocketmine\network\mcpe\protocol\types;
 use pocketmine\entity\InvalidSkinException;
 use pocketmine\entity\Skin;
 
+use function is_array;
 use function is_string;
 use function json_decode;
 use function json_encode;
@@ -58,7 +59,7 @@ class LegacySkinAdapter implements SkinAdapter{
 		$capeData = $data->isPersonaCapeOnClassic() ? "" : $data->getCapeImage()->getData();
 
 		$resourcePatch = json_decode($data->getResourcePatch(), true);
-		if(isset($resourcePatch["geometry"]["default"]) && is_string($resourcePatch["geometry"]["default"])){
+		if(is_array($resourcePatch) && isset($resourcePatch["geometry"]["default"]) && is_string($resourcePatch["geometry"]["default"])){
 			$geometryName = $resourcePatch["geometry"]["default"];
 		}else{
 			throw new InvalidSkinException("Missing geometry name field");
diff --git a/tests/phpstan/configs/check-explicit-mixed-baseline.neon b/tests/phpstan/configs/check-explicit-mixed-baseline.neon
index a0389d027..c82bdac38 100644
--- a/tests/phpstan/configs/check-explicit-mixed-baseline.neon
+++ b/tests/phpstan/configs/check-explicit-mixed-baseline.neon
@@ -455,11 +455,6 @@ parameters:
 			count: 1
 			path: ../../../src/pocketmine/network/mcpe/protocol/StartGamePacket.php
 
-		-
-			message: "#^Cannot access offset 'geometry' on mixed\\.$#"
-			count: 3
-			path: ../../../src/pocketmine/network/mcpe/protocol/types/LegacySkinAdapter.php
-
 		-
 			message: "#^Cannot access offset string on mixed\\.$#"
 			count: 1