diff --git a/app/exercises/Exercise 1 - Scat.ipynb b/app/exercises/Exercise 1 - Scat.ipynb
index 8a0ae64666b5c333bd78cebbbc1d8b4452d3d5ec..79b934ef3ae0bf6e3415d18320f0ef0e6df75fe5 100644
--- a/app/exercises/Exercise 1 - Scat.ipynb	
+++ b/app/exercises/Exercise 1 - Scat.ipynb	
@@ -13,7 +13,7 @@
    "id": "b75bfa2e-067f-48b8-93e5-e84bc7da3ff3",
    "metadata": {},
    "source": [
-    "![bla](img/scat_setup.png)"
+    "![bla](../../img/notebooks/scat_setup.png)"
    ]
   },
   {
@@ -23,13 +23,14 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# from contextlib import contextmanager\n",
-    "import time\n",
+    "import sys\n",
     "import numpy as np\n",
+    "import pythia as pt  # see doc: www.pythia-uq.com\n",
+    "import emcee\n",
     "import matplotlib.pyplot as plt\n",
     "import matplotlib.cm as cmap\n",
-    "import emcee\n",
-    "import pythia as pt  # see doc: www.pythia-uq.com\n",
+    "\n",
+    "sys.path.append(\"../../src\")\n",
     "from utils import Gaussian  # local import"
    ]
   },
@@ -50,7 +51,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "path = \"../data/scat/\""
+    "path = \"../../data/scat/\""
    ]
   },
   {
diff --git a/app/solutions/Solution 1 - Scat.ipynb b/app/solutions/Solution 1 - Scat.ipynb
index 09bd4426536135034c78dbadf5d93f729546b343..88071861264bf613f700b54625261de864ae61db 100644
--- a/app/solutions/Solution 1 - Scat.ipynb	
+++ b/app/solutions/Solution 1 - Scat.ipynb	
@@ -13,7 +13,7 @@
    "id": "b75bfa2e-067f-48b8-93e5-e84bc7da3ff3",
    "metadata": {},
    "source": [
-    "![bla](img/scat_setup.png)"
+    "![bla](../../img/notebooks/scat_setup.png)"
    ]
   },
   {
@@ -23,13 +23,14 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# from contextlib import contextmanager\n",
-    "import time\n",
+    "import sys\n",
     "import numpy as np\n",
+    "import pythia as pt  # see doc: www.pythia-uq.com\n",
+    "import emcee\n",
     "import matplotlib.pyplot as plt\n",
     "import matplotlib.cm as cmap\n",
-    "import emcee\n",
-    "import pythia as pt  # see doc: www.pythia-uq.com\n",
+    "\n",
+    "sys.path.append(\"../../src\")\n",
     "from utils import Gaussian  # local import"
    ]
   },
@@ -50,7 +51,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "path = \"../data/scat/\""
+    "path = \"../../data/scat/\""
    ]
   },
   {