diff --git a/Structure Tensor/StructureTensor2D_exercise.ipynb b/Structure Tensor/StructureTensor2D_exercise.ipynb
index c8854542ca5efce6f5de56d9ff81a396c86eb01c..2173a0b4c504d48860e784b6e20a215d0288e573 100644
--- a/Structure Tensor/StructureTensor2D_exercise.ipynb	
+++ b/Structure Tensor/StructureTensor2D_exercise.ipynb	
@@ -77,8 +77,6 @@
    "source": [
     "import numpy as np\n",
     "import skimage.io\n",
-    "#import scipy.ndimage\n",
-    "#import skimage.transform\n",
     "import matplotlib.pyplot as plt\n",
     "from structure_tensor import st2d\n",
     "import utilsST\n",
diff --git a/Structure Tensor/StructureTensor2D_exercise_solutions.ipynb b/Structure Tensor/StructureTensor2D_exercise_solutions.ipynb
index a5eb95f350216c075b0908a752734acc2bd56c32..425380e2554b6c7d16862bd57cfcada8132fcc2b 100644
--- a/Structure Tensor/StructureTensor2D_exercise_solutions.ipynb	
+++ b/Structure Tensor/StructureTensor2D_exercise_solutions.ipynb	
@@ -77,8 +77,6 @@
    "source": [
     "import numpy as np\n",
     "import skimage.io\n",
-    "#import scipy.ndimage\n",
-    "#import skimage.transform\n",
     "import matplotlib.pyplot as plt\n",
     "from structure_tensor import st2d\n",
     "import utilsST\n",