diff --git a/requirements-dev.in b/requirements-dev.in
index 6507c100..0cdc177e 100644
--- a/requirements-dev.in
+++ b/requirements-dev.in
@@ -295,7 +295,7 @@ polars==1.24.0
     # via
     #   -c requirements.txt
     #   marginaleffects
-polyfactory==2.19.0
+polyfactory==2.21.0
     # via
     #   -c requirements.txt
     #   mozilla-nimbus-schemas
diff --git a/requirements-dev.txt b/requirements-dev.txt
index ec03616e..33a20339 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1210,9 +1210,9 @@ polars==1.24.0 \
     # via
     #   -r requirements-dev.in
     #   marginaleffects
-polyfactory==2.19.0 \
-    --hash=sha256:0137f5eaf1bc31c62c16ccbab9467e96a7352748ca426ef363bd081c149a3e3f \
-    --hash=sha256:6d4273fb1f23e1fccc7aa7c64e28ddc3c20105cc499df32ebc478465daa7fa72
+polyfactory==2.21.0 \
+    --hash=sha256:9483b764756c8622313d99f375889b1c0d92f09affb05742d7bcfa2b5198d8c5 \
+    --hash=sha256:a6d8dba91b2515d744cc014b5be48835633f7ccb72519a68f8801759e5b1737a
     # via
     #   -r requirements-dev.in
     #   mozilla-nimbus-schemas
diff --git a/requirements.in b/requirements.in
index 9a45e599..276409b4 100644
--- a/requirements.in
+++ b/requirements.in
@@ -150,7 +150,7 @@ pluggy==1.5.0
     # via pytest
 polars==1.24.0
     # via marginaleffects
-polyfactory==2.19.0
+polyfactory==2.21.0
     # via mozilla-nimbus-schemas
 proto-plus==1.26.1
     # via
diff --git a/requirements.txt b/requirements.txt
index 8c0fcd9e..47f79976 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1065,9 +1065,9 @@ polars==1.24.0 \
     # via
     #   -r requirements.in
     #   marginaleffects
-polyfactory==2.19.0 \
-    --hash=sha256:0137f5eaf1bc31c62c16ccbab9467e96a7352748ca426ef363bd081c149a3e3f \
-    --hash=sha256:6d4273fb1f23e1fccc7aa7c64e28ddc3c20105cc499df32ebc478465daa7fa72
+polyfactory==2.21.0 \
+    --hash=sha256:9483b764756c8622313d99f375889b1c0d92f09affb05742d7bcfa2b5198d8c5 \
+    --hash=sha256:a6d8dba91b2515d744cc014b5be48835633f7ccb72519a68f8801759e5b1737a
     # via
     #   -r requirements.in
     #   mozilla-nimbus-schemas