diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index ffb33c96..3ea7f25f 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -71,7 +71,7 @@ jobs:
           set -e
           pip debug --verbose
           pip install anise --find-links anise-py/dist --force-reinstall
-          pip install pytest
+          pip install pytest numpy
           pytest
 
       - name: pytest
@@ -89,7 +89,7 @@ jobs:
             set -e
             pip debug --verbose
             pip install anise --find-links anise-py/dist --force-reinstall
-            pip install pytest
+            pip install pytest numpy
             pytest
 
       - name: Notebook Regression tests
@@ -99,7 +99,7 @@ jobs:
           set -e
           pip debug --verbose
           pip install anise --find-links anise-py/dist --force-reinstall
-          pip install pytest-notebook
+          pip install pytest-notebook numpy
           pytest
 
   windows:
@@ -138,7 +138,7 @@ jobs:
         run: |
           set -e
           pip install anise --find-links anise-py/dist --force-reinstall
-          pip install pytest
+          pip install pytest numpy
           pytest
 
   macos-13: # last available x86_64 macos runner
@@ -173,7 +173,7 @@ jobs:
         run: |
           set -e
           pip install anise --find-links anise-py/dist --force-reinstall
-          pip install pytest
+          pip install pytest numpy
           pytest
 
   macos-14: # last available x86_64 macos runner
@@ -208,7 +208,7 @@ jobs:
         run: |
           set -e
           pip install anise --find-links anise-py/dist --force-reinstall
-          pip install pytest
+          pip install pytest numpy
           pytest
 
   sdist: