diff --git a/spine-unity/Assets/Spine/Editor/spine-unity/Editor/Utility/SpineEditorUtilities.cs b/spine-unity/Assets/Spine/Editor/spine-unity/Editor/Utility/SpineEditorUtilities.cs
index 86a63a79f..3e1f3aab3 100644
--- a/spine-unity/Assets/Spine/Editor/spine-unity/Editor/Utility/SpineEditorUtilities.cs
+++ b/spine-unity/Assets/Spine/Editor/spine-unity/Editor/Utility/SpineEditorUtilities.cs
@@ -75,6 +75,10 @@ namespace Spine.Unity.Editor {
 		public static bool initialized;
 		private static List<string> texturesWithoutMetaFile = new List<string>();
 
+		public static void OnTextureImportedFirstTime (string texturePath) {
+			texturesWithoutMetaFile.Add(texturePath);
+		}
+
 		// Auto-import entry point for textures
 		void OnPreprocessTexture () {
 #if UNITY_2018_1_OR_NEWER
@@ -546,6 +550,16 @@ namespace Spine.Unity.Editor {
 		}
 	}
 
+	public class SpineAssetModificationProcessor : UnityEditor.AssetModificationProcessor {
+		static void OnWillCreateAsset (string assetName) {
+			// Note: This method seems to be called from the main thread,
+			// not from worker threads when Project Settings - Editor - Parallel Import is enabled.
+			int endIndex = assetName.LastIndexOf(".meta");
+			string assetPath = endIndex < 0 ? assetName : assetName.Substring(0, endIndex);
+			SpineEditorUtilities.OnTextureImportedFirstTime(assetPath);
+		}
+	}
+
 	public class TextureModificationWarningProcessor : UnityEditor.AssetModificationProcessor {
 		static string[] OnWillSaveAssets (string[] paths) {
 			if (SpineEditorUtilities.Preferences.textureImporterWarning) {
diff --git a/spine-unity/Assets/Spine/package.json b/spine-unity/Assets/Spine/package.json
index 9ee55fec3..6a924014c 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": "4.2.59",
+	"version": "4.2.60",
 	"unity": "2018.3",
 	"author": {
 		"name": "Esoteric Software",