diff --git a/src/BulletDynamics/Featherstone/btMultiBody.cpp b/src/BulletDynamics/Featherstone/btMultiBody.cpp
index 4d634b699..654f77c09 100644
--- a/src/BulletDynamics/Featherstone/btMultiBody.cpp
+++ b/src/BulletDynamics/Featherstone/btMultiBody.cpp
@@ -2142,6 +2142,7 @@ void btMultiBody::updateCollisionObjectWorldTransforms(btAlignedObjectArray<btQu
 		tr.setRotation(btQuaternion(quat[0], quat[1], quat[2], quat[3]));
 
 		getBaseCollider()->setWorldTransform(tr);
+        getBaseCollider()->setInterpolationWorldTransform(tr);
 	}
 
 	for (int k = 0; k < getNumLinks(); k++)
@@ -2170,6 +2171,7 @@ void btMultiBody::updateCollisionObjectWorldTransforms(btAlignedObjectArray<btQu
 			tr.setRotation(btQuaternion(quat[0], quat[1], quat[2], quat[3]));
 
 			col->setWorldTransform(tr);
+            col->setInterpolationWorldTransform(tr);
 		}
 	}
 }
diff --git a/src/BulletSoftBody/btSparseSDF.h b/src/BulletSoftBody/btSparseSDF.h
index 2b7fabea3..a52b2cb1c 100644
--- a/src/BulletSoftBody/btSparseSDF.h
+++ b/src/BulletSoftBody/btSparseSDF.h
@@ -103,7 +103,7 @@ struct btSparseSdf
 				pc = pn;
 			}
 		}
-		voxelsz = 0.025;
+		voxelsz = 0.25;
 		puid = 0;
 		ncells = 0;
 		nprobes = 1;