diff --git a/dev-requirements.txt b/dev-requirements.txt
index 9bdc13e..9ca7aa6 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -272,7 +272,7 @@ requests==2.32.3
     #   pystac-client
 rioxarray==0.17.0
     # via swmmanywhere
-rpds-py==0.20.0
+rpds-py==0.21.0
     # via
     #   jsonschema
     #   referencing
diff --git a/requirements.txt b/requirements.txt
index 98d0465..8e189b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -216,7 +216,7 @@ requests==2.32.3
     #   pystac-client
 rioxarray==0.17.0
     # via swmmanywhere
-rpds-py==0.20.0
+rpds-py==0.21.0
     # via
     #   jsonschema
     #   referencing