diff --git a/cuburn/render.py b/cuburn/render.py
index 6a7644b..dd91bad 100644
--- a/cuburn/render.py
+++ b/cuburn/render.py
@@ -11,10 +11,6 @@ import numpy as np
 from numpy import float32 as f32, int32 as i32, uint32 as u32, uint64 as u64
 from scipy import ndimage
 
-from fr0stlib import pyflam3
-from fr0stlib.pyflam3._flam3 import *
-from fr0stlib.pyflam3.constants import *
-
 import pycuda.compiler
 import pycuda.driver as cuda
 import pycuda.tools