diff --git a/environment.yml b/environment.yml
index 44acbd3048ef..1c1711e95fb5 100644
--- a/environment.yml
+++ b/environment.yml
@@ -18,7 +18,7 @@ dependencies:
   - kiwisolver>=1.3.1
   - pybind11>=2.13.2
   - meson-python>=0.13.1
-  - numpy>=1.23
+  - numpy<2.1
   - pillow>=8
   - pkg-config
   - pygobject