diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 858e72f39dd720293c3e50a1a3fdaedf894ecca1..d715f243cfe4281059b367e8b7a50fb9698c1299 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -8,4 +8,5 @@ repos:
 -   repo: https://github.com/psf/black
     rev: 22.1.0
     hooks:
-    -   id: black
+      - id: black
+        name: black8 formatting
diff --git a/pyproject.toml b/pyproject.toml
index d78643483c710eb41f2b2ca9e209e96fe256547b..f9cb82b9549ccc701ea5e289ba4d517f08dccad9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ issues = "http://mbees.med.uni-augsburg.de/gitlab/mbees/icartt_pypackage/issues"
 
 [tool.poetry.dependencies]
 python = ">=3.8,<4"
-numpy  = ">= 1.22"
+numpy  = ">= 1.12"
 
 [tool.poetry.dev-dependencies]
 pytest = "^5.2"