diff --git a/requirements/basetest.in b/requirements/basetest.in
index e4a48b2..1f3eb35 100644
--- a/requirements/basetest.in
+++ b/requirements/basetest.in
@@ -1,4 +1,8 @@
 # Dependencies that are only used by tests.
 # Do not make an environment from this file, use test.txt instead!
 
+numpy
+pandas
 pytest
+scipp
+xarray
\ No newline at end of file
diff --git a/requirements/basetest.txt b/requirements/basetest.txt
index 6eabd7a..cb7bce2 100644
--- a/requirements/basetest.txt
+++ b/requirements/basetest.txt
@@ -1,4 +1,4 @@
-# SHA1:0eaa389e1fdb3a1917c0f987514bd561be5718ee
+# SHA1:83a3f64587b84b6a7cdc4a74d3e13fb59db2a6aa
 #
 # This file is autogenerated by pip-compile-multi
 # To update, run:
@@ -9,11 +9,35 @@ exceptiongroup==1.2.0
     # via pytest
 iniconfig==2.0.0
     # via pytest
+numpy==1.26.4
+    # via
+    #   -r basetest.in
+    #   pandas
+    #   scipp
+    #   xarray
 packaging==24.0
-    # via pytest
+    # via
+    #   pytest
+    #   xarray
+pandas==2.2.1
+    # via
+    #   -r basetest.in
+    #   xarray
 pluggy==1.4.0
     # via pytest
 pytest==8.1.1
     # via -r basetest.in
+python-dateutil==2.9.0.post0
+    # via pandas
+pytz==2024.1
+    # via pandas
+scipp==24.2.0
+    # via -r basetest.in
+six==1.16.0
+    # via python-dateutil
 tomli==2.0.1
     # via pytest
+tzdata==2024.1
+    # via pandas
+xarray==2024.2.0
+    # via -r basetest.in