diff --git a/pyproject.toml b/pyproject.toml
index 3517321..7c49ff3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ dependencies = [
     "dask>=2024.12.0,<2025.4",
     "matplotlib~=3.8",
     "netcdf4==1.7.3",
-    "numcodecs>=0.13.0,<0.17",
+    "numcodecs>=0.13.0,<0.16",
     "numcodecs-combinators[xarray]~=0.2.13",
     "numcodecs-observers~=0.1.2",
     "numcodecs-replace==0.1.0",