diff --git a/spack-environment/packages.yaml b/spack-environment/packages.yaml
index f359664fb879edf75cef84f7bb23eb3a1db7d46a..6d48837ed2dad3251e60b6aede428e0bfb7bab87 100644
--- a/spack-environment/packages.yaml
+++ b/spack-environment/packages.yaml
@@ -278,7 +278,7 @@ packages:
     - '@1.16-33-g3788bb4'
   py-numpy:
     require:
-    - '@1.26.1'
+    - '@1.25.2'
   py-onnx:
     require:
     - '@1.13.1'
@@ -287,7 +287,7 @@ packages:
     - '@1.5.3'
   py-pip:
     require:
-    - '@23.1.2'
+    - '@23.0'
   py-pre-commit:
     require:
     - '@2.20.0'