diff --git a/environment.yml b/environment.yml
index f406fc0..f2a6add 100644
--- a/environment.yml
+++ b/environment.yml
@@ -15,7 +15,7 @@ dependencies:
   - pandas
   - numpy
   - scipy
-  - seaborn
+  - seaborn==0.13.2
   - matplotlib
   - ipywidgets
   # Lab 2
@@ -24,7 +24,6 @@ dependencies:
   - pytest
   - pytest-benchmark
   - pip:
-    - cobra
     - escher
-    - gseapy
+    - cobra
     - markupsafe==2.0.1
diff --git a/lab/Lab0/Lab0.ipynb b/lab/Lab0/Lab0.ipynb
index 32969e5..a319373 100644
--- a/lab/Lab0/Lab0.ipynb
+++ b/lab/Lab0/Lab0.ipynb
@@ -21,7 +21,6 @@
     "\n",
     "from ipywidgets import interact, interact_manual, IntSlider, FloatSlider, Dropdown, Text\n",
     "\n",
-    "import gseapy as gp\n",
     "import sklearn as skl\n",
     "\n",
     "import networkx\n",
diff --git a/lab/Lab0/cb2030-labs-environment.yml b/lab/Lab0/cb2030-labs-environment.yml
index ca371f9..6176f62 100644
--- a/lab/Lab0/cb2030-labs-environment.yml
+++ b/lab/Lab0/cb2030-labs-environment.yml
@@ -15,7 +15,7 @@ dependencies:
   - pandas
   - numpy
   - scipy
-  - seaborn
+  - seaborn==0.13.2
   - matplotlib
   - ipywidgets
   # Lab 2
@@ -24,7 +24,6 @@ dependencies:
   - pytest
   - pytest-benchmark
   - pip:
-    - cobra
     - escher
-    - gseapy
+    - cobra
     - markupsafe==2.0.1