diff --git a/docs/pages/Quickstart.ipynb b/docs/pages/Quickstart.ipynb
index acb6ffe..41a5714 100644
--- a/docs/pages/Quickstart.ipynb
+++ b/docs/pages/Quickstart.ipynb
@@ -56,6 +56,9 @@
    "outputs": [],
    "source": [
     "import numpy as np\n",
+    "import sys\n",
+    "\n",
+    "sys.path.insert(0, os.path.abspath(\"../../src\"))\n",
     "\n",
     "import cortecs\n",
     "from cortecs.opac.opac import *\n",
diff --git a/docs/pages/fitting_nn.ipynb b/docs/pages/fitting_nn.ipynb
index 36a68c7..5e992dc 100644
--- a/docs/pages/fitting_nn.ipynb
+++ b/docs/pages/fitting_nn.ipynb
@@ -51,6 +51,9 @@
     "import tensorflow as tf\n",
     "import os\n",
     "import random\n",
+    "import sys\n",
+    "\n",
+    "sys.path.insert(0, os.path.abspath(\"../../src\"))\n",
     "\n",
     "import cortecs\n",
     "from cortecs.opac.opac import *\n",
diff --git a/docs/pages/fitting_polynomial.ipynb b/docs/pages/fitting_polynomial.ipynb
index 9985059..95239b9 100644
--- a/docs/pages/fitting_polynomial.ipynb
+++ b/docs/pages/fitting_polynomial.ipynb
@@ -32,6 +32,9 @@
    "outputs": [],
    "source": [
     "import numpy as np\n",
+    "import sys\n",
+    "\n",
+    "sys.path.insert(0, os.path.abspath(\"../../src\"))\n",
     "\n",
     "import cortecs\n",
     "from cortecs.opac.opac import *\n",
diff --git a/docs/pages/optimizing.ipynb b/docs/pages/optimizing.ipynb
index 92b5bac..5f196ad 100644
--- a/docs/pages/optimizing.ipynb
+++ b/docs/pages/optimizing.ipynb
@@ -56,6 +56,9 @@
     "import numpy as np\n",
     "import random\n",
     "import os\n",
+    "import sys\n",
+    "\n",
+    "sys.path.insert(0, os.path.abspath(\"../../src\"))\n",
     "\n",
     "import cortecs\n",
     "from cortecs.opac.opac import *\n",