diff --git a/pyproject.toml b/pyproject.toml
index bf7d908..cb6d52b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,8 @@ requires-python = ">=3.8"
 dependencies = [
     "beartype>=0.16.2",
     "typing-extensions>=4.9.0",
-    "rich>=10.0"
+    "rich>=10.0",
+    "setuptools"
 ]
 
 [project.urls]
@@ -35,7 +36,6 @@ lint = [
 ]
 test = [
     "IPython",
-    "numpy",
     "tox",
     "pytest>=6",
     "pytest-cov",
@@ -44,6 +44,8 @@ test = [
     "mypy",
     "pyright>=1.1.331",
     "sybil",
+    "numpy>=1.24.4",
+    "setuptools>=75.3.0",
 ]
 docs = [
     "jupyter-book",
diff --git a/uv.lock b/uv.lock
index a747b11..218fd60 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1218,11 +1218,12 @@ wheels = [
 
 [[package]]
 name = "plum-dispatch"
-version = "2.5.4.dev3+g65e4341.d20241118"
+version = "2.5.4.dev4+geb7d7f0.d20241118"
 source = { editable = "." }
 dependencies = [
     { name = "beartype" },
     { name = "rich" },
+    { name = "setuptools" },
     { name = "typing-extensions" },
 ]
 
@@ -1237,6 +1238,7 @@ dev = [
     { name = "pyright" },
     { name = "pytest" },
     { name = "pytest-cov" },
+    { name = "setuptools" },
     { name = "sybil" },
     { name = "tox" },
 ]
@@ -1254,6 +1256,7 @@ test = [
     { name = "pyright" },
     { name = "pytest" },
     { name = "pytest-cov" },
+    { name = "setuptools" },
     { name = "sybil" },
     { name = "tox" },
 ]
@@ -1262,6 +1265,7 @@ test = [
 requires-dist = [
     { name = "beartype", specifier = ">=0.16.2" },
     { name = "rich", specifier = ">=10.0" },
+    { name = "setuptools" },
     { name = "typing-extensions", specifier = ">=4.9.0" },
 ]
 
@@ -1271,11 +1275,12 @@ dev = [
     { name = "ipython" },
     { name = "jupyter-book" },
     { name = "mypy" },
-    { name = "numpy" },
+    { name = "numpy", specifier = ">=1.24.4" },
     { name = "pre-commit" },
     { name = "pyright", specifier = ">=1.1.331" },
     { name = "pytest", specifier = ">=6" },
     { name = "pytest-cov" },
+    { name = "setuptools", specifier = ">=75.3.0" },
     { name = "sybil" },
     { name = "tox" },
 ]
@@ -1285,10 +1290,11 @@ test = [
     { name = "coveralls" },
     { name = "ipython" },
     { name = "mypy" },
-    { name = "numpy" },
+    { name = "numpy", specifier = ">=1.24.4" },
     { name = "pyright", specifier = ">=1.1.331" },
     { name = "pytest", specifier = ">=6" },
     { name = "pytest-cov" },
+    { name = "setuptools", specifier = ">=75.3.0" },
     { name = "sybil" },
     { name = "tox" },
 ]