diff --git a/pyproject.toml b/pyproject.toml
index 8b2fc24..14459b3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = "^3.7"
-numpy = ">=1.18,<1.19.4"
+numpy = ">=1.18"
 scipy = ">=1.5"
 
 [tool.poetry.dev-dependencies]
diff --git a/pytides2/tide.py b/pytides2/tide.py
index 7b35819..b1d87a7 100644
--- a/pytides2/tide.py
+++ b/pytides2/tide.py
@@ -314,7 +314,7 @@ def _partition(
         partition = float(partition)
         relative: np.ndarray = hours - hours[0]
         total_partitions: int = np.ceil(
-            relative[-1] / partition + 10 * np.finfo(np.float).eps
+            relative[-1] / partition + 10 * np.finfo(float).eps
         ).astype("int")
         return [
             hours[np.floor(np.divide(relative, partition)) == i]