diff --git a/requirements.txt b/requirements.txt
index d09327c1..168c35d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 matplotlib==3.5.1
-numpy==1.21.5 # for matplotlib compatibility
+numpy==1.22.0 # for matplotlib compatibility, 1.21.5 on jammy, but this version is not available on some distributions because of CVE
 unidiff
 docker==4.1.0; python_version < '3.10'
 docker==5.0.3; python_version >= '3.10'  # (Jammy)