diff --git a/model/src/pyrenew/latent/i0.py b/model/src/pyrenew/latent/i0.py
index a7677775..964160ba 100644
--- a/model/src/pyrenew/latent/i0.py
+++ b/model/src/pyrenew/latent/i0.py
@@ -57,7 +57,7 @@ def validate(i0_dist: any) -> None:
         Raises
         ------
         AssertionError
-            If the inputted distribution is not a Numpyro distribution.
+            If the passed distribution is not a Numpyro distribution.
         """
         assert isinstance(i0_dist, dist.Distribution)