diff --git a/src/BulletCollision/CollisionDispatch/btCompoundCollisionAlgorithm.cpp b/src/BulletCollision/CollisionDispatch/btCompoundCollisionAlgorithm.cpp
index 1bb21104c..b5f4a3c86 100644
--- a/src/BulletCollision/CollisionDispatch/btCompoundCollisionAlgorithm.cpp
+++ b/src/BulletCollision/CollisionDispatch/btCompoundCollisionAlgorithm.cpp
@@ -139,7 +139,12 @@ public:
 
 		if (TestAabbAgainstAabb2(aabbMin0, aabbMax0, aabbMin1, aabbMax1))
 		{
-			btCollisionObjectWrapper compoundWrap(this->m_compoundColObjWrap, childShape, m_compoundColObjWrap->getCollisionObject(), newChildWorldTrans, childTrans, -1, index);
+			btTransform preTransform = childTrans;
+			if (this->m_compoundColObjWrap->m_preTransform)
+			{
+				preTransform = preTransform *(*(this->m_compoundColObjWrap->m_preTransform));
+			}
+			btCollisionObjectWrapper compoundWrap(this->m_compoundColObjWrap, childShape, m_compoundColObjWrap->getCollisionObject(), newChildWorldTrans, preTransform, -1, index);
 
 			btCollisionAlgorithm* algo = 0;
 			bool allocatedAlgorithm = false;
diff --git a/src/BulletSoftBody/btSoftBody.cpp b/src/BulletSoftBody/btSoftBody.cpp
index 0dbbf28f9..7becc5f69 100644
--- a/src/BulletSoftBody/btSoftBody.cpp
+++ b/src/BulletSoftBody/btSoftBody.cpp
@@ -2407,7 +2407,6 @@ bool btSoftBody::checkDeformableContact(const btCollisionObjectWrapper* colObjWr
     btTransform wtr = (predict) ?
     (colObjWrap->m_preTransform != NULL ? tmpCollisionObj->getInterpolationWorldTransform()*(*colObjWrap->m_preTransform) : tmpCollisionObj->getInterpolationWorldTransform())
                  : colObjWrap->getWorldTransform();
-//    const btTransform& wtr = colObjWrap->getWorldTransform();
 	btScalar dst =
 		m_worldInfo->m_sparsesdf.Evaluate(
 			wtr.invXform(x),
@@ -2458,7 +2457,6 @@ bool btSoftBody::checkDeformableFaceContact(const btCollisionObjectWrapper* colO
     btTransform wtr = (predict) ?
     (colObjWrap->m_preTransform != NULL ? tmpCollisionObj->getInterpolationWorldTransform()*(*colObjWrap->m_preTransform) : tmpCollisionObj->getInterpolationWorldTransform())
     : colObjWrap->getWorldTransform();
-//    const btTransform& wtr = colObjWrap->getWorldTransform();
     btScalar dst;
     
 #define USE_QUADRATURE 1