diff --git a/Assets/Physic_Materials/Slippery.physicsMaterial2D b/Assets/Physic_Materials/Slippery.physicsMaterial2D
index fa6ae07..e78ea10 100644
--- a/Assets/Physic_Materials/Slippery.physicsMaterial2D
+++ b/Assets/Physic_Materials/Slippery.physicsMaterial2D
@@ -8,4 +8,4 @@ PhysicsMaterial2D:
   m_PrefabAsset: {fileID: 0}
   m_Name: Slippery
   friction: 0
-  bounciness: 1
+  bounciness: 0.9
diff --git a/Assets/Scenes/SampleScene.unity b/Assets/Scenes/SampleScene.unity
index 64f08b3..edf3196 100644
--- a/Assets/Scenes/SampleScene.unity
+++ b/Assets/Scenes/SampleScene.unity
@@ -489,7 +489,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 8057fdb619b42d94390909e7bc867d87, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  m_JumpForce: 700
+  m_JumpForce: 500
   m_CrouchSpeed: 1
   m_MovementSmoothing: 0.05
   m_AirControl: 1
@@ -559,7 +559,7 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1880458411}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: -1.61, z: 0}
+  m_LocalPosition: {x: 0, y: -1.67, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1174924377}