diff --git a/pkg/channels/feishu_32.go b/pkg/channels/feishu_32.go
new file mode 100644
index 0000000..4e60fbc
--- /dev/null
+++ b/pkg/channels/feishu_32.go
@@ -0,0 +1,36 @@
+//go:build !amd64 && !arm64 && !riscv64 && !mips64 && !ppc64
+
+package channels
+
+import (
+	"context"
+	"errors"
+
+	"github.com/sipeed/picoclaw/pkg/bus"
+	"github.com/sipeed/picoclaw/pkg/config"
+)
+
+// FeishuChannel is a stub implementation for 32-bit architectures
+type FeishuChannel struct {
+	*BaseChannel
+}
+
+// NewFeishuChannel returns an error on 32-bit architectures where the Feishu SDK is not supported
+func NewFeishuChannel(cfg config.FeishuConfig, bus *bus.MessageBus) (*FeishuChannel, error) {
+	return nil, errors.New("feishu channel is not supported on 32-bit architectures (armv7l, 386, etc.). Please use a 64-bit system or disable feishu in your config")
+}
+
+// Start is a stub method to satisfy the Channel interface
+func (c *FeishuChannel) Start(ctx context.Context) error {
+	return nil
+}
+
+// Stop is a stub method to satisfy the Channel interface
+func (c *FeishuChannel) Stop(ctx context.Context) error {
+	return nil
+}
+
+// Send is a stub method to satisfy the Channel interface
+func (c *FeishuChannel) Send(ctx context.Context, msg bus.OutboundMessage) error {
+	return errors.New("feishu channel is not supported on 32-bit architectures")
+}
diff --git a/pkg/channels/feishu.go b/pkg/channels/feishu_64.go
similarity index 98%
rename from pkg/channels/feishu.go
rename to pkg/channels/feishu_64.go
index 014095e..531d21c 100644
--- a/pkg/channels/feishu.go
+++ b/pkg/channels/feishu_64.go
@@ -1,3 +1,5 @@
+//go:build amd64 || arm64 || riscv64 || mips64 || ppc64
+
 package channels
 
 import (