diff --git a/CHANGELOG b/CHANGELOG
index ff18f77711..887dab296b 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -92,6 +92,7 @@ NEW:
 		Fixed unit moving to transports that have moved.
 		Updated shroud-based traits to use world units.
 		Renamed AttackTesla into AttackCharge and un-hardcoded initial charge delay and delay for additional charges.
+		Updated RenderBuildingCharge so you can set a custom charge sequence name (default is active).
 	Server:
 		Message of the day is now shared between all mods and a default motd.txt gets created in the user directory.
 	Asset Browser:
diff --git a/OpenRA.Mods.RA/Render/RenderBuildingCharge.cs b/OpenRA.Mods.RA/Render/RenderBuildingCharge.cs
index 1abbffcfb0..d356a9e97c 100755
--- a/OpenRA.Mods.RA/Render/RenderBuildingCharge.cs
+++ b/OpenRA.Mods.RA/Render/RenderBuildingCharge.cs
@@ -1,6 +1,6 @@
 #region Copyright & License Information
 /*
- * Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
  * This file is part of OpenRA, which is free software. It is made
  * available to you under the terms of the GNU General Public License
  * as published by the Free Software Foundation. For more information,
@@ -8,15 +8,20 @@
  */
 #endregion
 
+using OpenRA.FileFormats;
+
 namespace OpenRA.Mods.RA.Render
 {
 	public class RenderBuildingChargeInfo : RenderBuildingInfo
 	{
-		public readonly string ChargeAudio = "tslachg2.aud";
+		[Desc("Sound to play when building charges.")]
+		public readonly string ChargeAudio = null;
+		[Desc("Sequence to use for building charge animation.")]
+		public readonly string ChargeSequence = "active";
 		public override object Create(ActorInitializer init) { return new RenderBuildingCharge(init, this); }
 	}
 
-	/* used for tesla */
+	/* used for tesla and obelisk */
 	public class RenderBuildingCharge : RenderBuilding
 	{
 		RenderBuildingChargeInfo info;
@@ -30,7 +35,7 @@ namespace OpenRA.Mods.RA.Render
 		public void PlayCharge(Actor self)
 		{
 			Sound.Play(info.ChargeAudio, self.CenterPosition);
-			anim.PlayThen(NormalizeSequence(self, "active"),
+			anim.PlayThen(NormalizeSequence(self, info.ChargeSequence),
 				() => anim.PlayRepeating(NormalizeSequence(self, "idle")));
 		}
 	}