diff --git a/Source/Render/src/AnimChannelNode.cpp b/Source/Render/src/AnimChannelNode.cpp
index e27786c0..c6352e8c 100644
--- a/Source/Render/src/AnimChannelNode.cpp
+++ b/Source/Render/src/AnimChannelNode.cpp
@@ -1,8 +1,5 @@
 #include "StdAfxRD.h"
 #include "AnimChannelNode.h"
-#ifdef PERIMETER_DEBUG_ASSERT
-#include <cmath>
-#endif
 
 cAnimChainNode::cAnimChainNode()
 {