diff --git a/changelog_entry.yaml b/changelog_entry.yaml
index e69de29b..2ced17b6 100644
--- a/changelog_entry.yaml
+++ b/changelog_entry.yaml
@@ -0,0 +1,4 @@
+- bump: patch
+  changes:
+    changed:
+    - Update microdf_python dependency to >=1.0.0.
diff --git a/pyproject.toml b/pyproject.toml
index 6ff8e970..640c24ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ dependencies = [
     "policyengine-us>=1.213.1",
     "diskcache (>=5.6.3,<6.0.0)",
     "google-cloud-storage (>=3.1.0,<4.0.0)",
-    "microdf_python",
+    "microdf_python>=1.0.0",
     "getpass4",
     "pydantic"
 ]