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index 48ba3c337..37f8adcf6 100644
--- a/spine-unity/Assets/Spine/package.json
+++ b/spine-unity/Assets/Spine/package.json
@@ -2,7 +2,7 @@
 	"name": "com.esotericsoftware.spine.spine-unity",
 	"displayName": "spine-unity Runtime",
 	"description": "This plugin provides the spine-unity runtime core.",
-	"version": "4.2.55",
+	"version": "4.2.56",
 	"unity": "2018.3",
 	"author": {
 		"name": "Esoteric Software",