diff --git a/pyproject.toml b/pyproject.toml
index d3ad1fe..f7e0cf2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,6 +29,7 @@ dependencies = [
     "k3proc",
     "playwright",
     "Pillow",
+    "pygments",
 ]
 
 [project.urls]
@@ -41,6 +42,7 @@ dev = [
     "ruff",
     "coverage",
     "k3ut",
+    "numpy",
     "scikit-image",
 ]
 publish = [
diff --git a/test-requirements.txt b/test-requirements.txt
deleted file mode 100644
index 391ca2f..0000000
--- a/test-requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-scikit-image