diff --git a/.changeset/tough-mangos-drum.md b/.changeset/tough-mangos-drum.md
new file mode 100644
index 00000000..fdcd3902
--- /dev/null
+++ b/.changeset/tough-mangos-drum.md
@@ -0,0 +1,5 @@
+---
+'@genseki/ui': patch
+---
+
+fix: filter option count
diff --git a/packages/ui/src/components/primitives/filter.tsx b/packages/ui/src/components/primitives/filter.tsx
index a3ff5cd7..336b882c 100644
--- a/packages/ui/src/components/primitives/filter.tsx
+++ b/packages/ui/src/components/primitives/filter.tsx
@@ -81,7 +81,7 @@ export function Filter<T extends FilterOptions>({ options, onChange, classNames
   }
 
   function columnSelectedCount(column: string) {
-    return internalOptions[column]?.filter((o) => o.isSelected).length || 0
+    return options[column]?.filter((o) => o.isSelected).length || 0
   }
 
   const columns = Object.keys(internalOptions)