diff --git a/spine-unity/Modules/com.esotericsoftware.spine.spine-unity-tests/Tests/RunAnimationStateTests.cs b/spine-unity/Modules/com.esotericsoftware.spine.spine-unity-tests/Tests/RunAnimationStateTests.cs
index cbb06440f..27320cab2 100644
--- a/spine-unity/Modules/com.esotericsoftware.spine.spine-unity-tests/Tests/RunAnimationStateTests.cs
+++ b/spine-unity/Modules/com.esotericsoftware.spine.spine-unity-tests/Tests/RunAnimationStateTests.cs
@@ -1,3 +1,32 @@
+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated September 24, 2021. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2021, Esoteric Software LLC
+ *
+ * Integration of the Spine Runtimes into software or otherwise creating
+ * derivative works of the Spine Runtimes is permitted under the terms and
+ * conditions of Section 2 of the Spine Editor License Agreement:
+ * http://esotericsoftware.com/spine-editor-license
+ *
+ * Otherwise, it is permitted to integrate the Spine Runtimes into software
+ * or otherwise create derivative works of the Spine Runtimes (collectively,
+ * "Products"), provided that each user of the Products must obtain their own
+ * Spine Editor license and redistribution of the Products in any form must
+ * include this license and copyright notice.
+ *
+ * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
+ * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
 using NUnit.Framework;
 using System.Collections;
 using System.Collections.Generic;