diff --git a/python/spec/fixtures/projects/unresolvable/requirements.in b/python/spec/fixtures/projects/unresolvable/requirements.in
index b1f61dea04d..ca7c84990a8 100644
--- a/python/spec/fixtures/projects/unresolvable/requirements.in
+++ b/python/spec/fixtures/projects/unresolvable/requirements.in
@@ -13,7 +13,7 @@ jupyter_nbextensions_configurator
 
 librosa
 numba==0.48
-numpy
+numpy==1.23.2
 
 jax
 matplotlib