diff --git a/changelog.d/policyengine-us-1.634.9.changed.md b/changelog.d/policyengine-us-1.634.9.changed.md
new file mode 100644
index 0000000..86fb88c
--- /dev/null
+++ b/changelog.d/policyengine-us-1.634.9.changed.md
@@ -0,0 +1 @@
+Update policyengine-us to 1.634.9.
diff --git a/pyproject.toml b/pyproject.toml
index 9060d16..29a5467 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
     "storage3>=0.8.1",
     "policyengine>=3.2.3",
     "policyengine-uk==2.75.1",
-    "policyengine-us==1.633.2",
+    "policyengine-us==1.634.9",
     "pydantic>=2.9.2",
     "pydantic-settings>=2.6.0",
     "rich>=13.9.4",
diff --git a/uv.lock b/uv.lock
index fb5211e..e40a261 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1847,7 +1847,7 @@ wheels = [
 
 [[package]]
 name = "policyengine-api-v2"
-version = "0.5.1"
+version = "0.6.2"
 source = { editable = "." }
 dependencies = [
     { name = "alembic" },
@@ -1900,7 +1900,7 @@ requires-dist = [
     { name = "modal", specifier = ">=0.68.0" },
     { name = "policyengine", specifier = ">=3.2.3" },
     { name = "policyengine-uk", specifier = "==2.75.1" },
-    { name = "policyengine-us", specifier = "==1.633.2" },
+    { name = "policyengine-us", specifier = "==1.634.9" },
     { name = "psycopg2-binary", specifier = ">=2.9.10" },
     { name = "pydantic", specifier = ">=2.9.2" },
     { name = "pydantic-settings", specifier = ">=2.6.0" },
@@ -1965,7 +1965,7 @@ wheels = [
 
 [[package]]
 name = "policyengine-us"
-version = "1.633.2"
+version = "1.634.9"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "microdf-python" },
@@ -1974,9 +1974,9 @@ dependencies = [
     { name = "tables" },
     { name = "tqdm" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/c8/8f/cd81b16157878770198fe242fde3a22ea23aa9138ba0d651dbe9e36a92ed/policyengine_us-1.633.2.tar.gz", hash = "sha256:b0fd3ddca2715cd7b3d21a797ad9b06bd485085929393a81c94f0c91eb367eb4", size = 8921059, upload-time = "2026-04-08T23:10:40.103Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/87/5f/95aa16c3c20aeee0a96c10acaf385690bc5e198b388f5984b065501f1a15/policyengine_us-1.634.9.tar.gz", hash = "sha256:b975c0e8fdd37f41edace44f298ba0321b64c1e698db7febace98b87a468db6a", size = 8932778, upload-time = "2026-04-13T18:18:56.956Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/59/43/d245d2c0b2df2930e2c1cc46d1e474bd100f16490cff6c46925e7f0f110c/policyengine_us-1.633.2-py3-none-any.whl", hash = "sha256:78c7625335a1d92d303dbd6f27b9c60ba5b69b5f8fe95741c9239c95b0c3da27", size = 8825377, upload-time = "2026-04-08T23:10:37.237Z" },
+    { url = "https://files.pythonhosted.org/packages/95/47/8d1d52197c49b03cd2aaf9affba5b082fb9704876e4aaab79475b0e4ff98/policyengine_us-1.634.9-py3-none-any.whl", hash = "sha256:01f16c201b43ce72ed86199c7f6261f8ee35ce910e21079338a9e541e34a9683", size = 8858360, upload-time = "2026-04-13T18:18:53.386Z" },
 ]
 
 [[package]]