diff --git a/.changeset/afraid-pillows-lie.md b/.changeset/afraid-pillows-lie.md
new file mode 100644
index 00000000..44b250a9
--- /dev/null
+++ b/.changeset/afraid-pillows-lie.md
@@ -0,0 +1,5 @@
+---
+"@ckb-ccc/connector-react": patch
+---
+
+fix(connector-react): if the filter is undefined, accept all
diff --git a/packages/connector-react/src/hooks/useCcc.tsx b/packages/connector-react/src/hooks/useCcc.tsx
index 008e579b..e1bb9958 100644
--- a/packages/connector-react/src/hooks/useCcc.tsx
+++ b/packages/connector-react/src/hooks/useCcc.tsx
@@ -37,7 +37,10 @@ class SignersControllerWithFilter extends ccc.SignersController {
     signerInfo: ccc.SignerInfo,
     context: ccc.SignersControllerRefreshContext,
   ) {
-    if (!(await this.filter?.(signerInfo, { name: walletName, icon }))) {
+    if (
+      this.filter &&
+      !(await this.filter(signerInfo, { name: walletName, icon }))
+    ) {
       return;
     }