diff --git a/requirements.txt b/requirements.txt
index 533e24f..4ba302f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,11 +10,12 @@ cython
 george
 nestle
 elk-waveform>=0.13
-gpytorch
-torch
 lalsuite
 h5py
 click
 asimov
 pesummary
 nessai
+gpytorch==1.0.1
+torch==2.4.0
+torchvision==0.5.0
diff --git a/requirements_dev.txt b/requirements_dev.txt
index bc1d38b..d28ad8a 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -10,7 +10,7 @@ nestle
 
 sphinx
 sphinx-versions
-numpydoc
 kentigern
-nbsphinx
 sphinxcontrib-bibtex
+numpydoc==1.8.0
+nbsphinx==0.9.5
\ No newline at end of file