diff --git a/libusb/os/darwin_usb.c b/libusb/os/darwin_usb.c
index d763c9d..ff26800 100644
--- a/libusb/os/darwin_usb.c
+++ b/libusb/os/darwin_usb.c
@@ -1582,7 +1582,17 @@
     return LIBUSB_ERROR_NO_DEVICE;
 
   kresult = (*(cInterface->interface))->SetAlternateInterface (cInterface->interface, altsetting);
-  if (kresult != kIOReturnSuccess)
+  if (kresult == kIOReturnSuccess) {
+    /* update the list of endpoints */
+    ret = get_endpoints (dev_handle, iface);
+    if (ret) {
+      /* this should not happen */
+      darwin_release_interface (dev_handle, iface);
+      usbi_err (HANDLE_CTX (dev_handle), "could not build endpoint table");
+    }
+    return ret;
+  }
+  else
     usbi_warn (HANDLE_CTX (dev_handle), "SetAlternateInterface: %s", darwin_error_str(kresult));
 
   if (kresult != kIOUSBPipeStalled)
diff --git a/libusb/version_nano.h b/libusb/version_nano.h
index ca46981..9582fee 100644
--- a/libusb/version_nano.h
+++ b/libusb/version_nano.h
@@ -1 +1 @@
-#define LIBUSB_NANO 11637
+#define LIBUSB_NANO 11638