diff --git a/src/cardreader_plugin/dllmain.c b/src/cardreader_plugin/dllmain.c
index 0e9b623..bd7579f 100644
--- a/src/cardreader_plugin/dllmain.c
+++ b/src/cardreader_plugin/dllmain.c
@@ -25,53 +25,55 @@ static unsigned int __stdcall reader_poll_thread_proc(void *ctx)
         if (HasCard && !usingSmartCard) // A Cardio scan is already in progress, SmartCard doesn't need any extra cooldown.
         {
             Sleep(500);
-            return 0;
         }
-
-        uint8_t UID[8] = {0};
-
-        // update devices
-        if (!usingSmartCard) // CardIO
+        else
         {
-            EnterCriticalSection(&CARDIO_HID_CRIT_SECTION);
-            for (size_t device_no = 0; device_no < CARDIO_HID_CONTEXTS_LENGTH; device_no++)
+
+            uint8_t UID[8] = {0};
+
+            // update devices
+            if (!usingSmartCard) // CardIO
             {
-                struct cardio_hid_device *device = &CARDIO_HID_CONTEXTS[device_no];
-
-                // get status
-                cardio_hid_poll_value_t status = cardio_hid_device_poll(device);
-                if (status == HID_POLL_CARD_READY)
+                EnterCriticalSection(&CARDIO_HID_CRIT_SECTION);
+                for (size_t device_no = 0; device_no < CARDIO_HID_CONTEXTS_LENGTH; device_no++)
                 {
+                    struct cardio_hid_device *device = &CARDIO_HID_CONTEXTS[device_no];
 
-                    // read card
-                    if (cardio_hid_device_read(device) == HID_CARD_NONE)
-                        continue;
+                    // get status
+                    cardio_hid_poll_value_t status = cardio_hid_device_poll(device);
+                    if (status == HID_POLL_CARD_READY)
+                    {
 
-                    // if card not empty
-                    if (*((uint64_t *)&device->u.usage_value[0]) > 0)
-                        for (int i = 0; i < 8; ++i)
-                            UID[i] = device->u.usage_value[i];
+                        // read card
+                        if (cardio_hid_device_read(device) == HID_CARD_NONE)
+                            continue;
+
+                        // if card not empty
+                        if (*((uint64_t *)&device->u.usage_value[0]) > 0)
+                            for (int i = 0; i < 8; ++i)
+                                UID[i] = device->u.usage_value[i];
+                    }
                 }
+                LeaveCriticalSection(&CARDIO_HID_CRIT_SECTION);
+                Sleep(readCooldown);
+            }
+            else // SmartCard
+            {
+                scard_update(UID);
             }
-            LeaveCriticalSection(&CARDIO_HID_CRIT_SECTION);
-            Sleep(readCooldown);
-        }
-        else // SmartCard
-        {
-            scard_update(UID);
-        }
 
-        if (UID[0] > 0) // If a card was read, format it properly and set HasCard to true so the game can insert it on next frame.
-        {
-            printWarning("%s (%s): Read card %02X%02X%02X%02X%02X%02X%02X%02X\n", __func__, module, UID[0], UID[1], UID[2], UID[3], UID[4], UID[5], UID[6], UID[7]);
+            if (UID[0] > 0) // If a card was read, format it properly and set HasCard to true so the game can insert it on next frame.
+            {
+                printWarning("%s (%s): Read card %02X%02X%02X%02X%02X%02X%02X%02X\n", __func__, module, UID[0], UID[1], UID[2], UID[3], UID[4], UID[5], UID[6], UID[7]);
 
-            // Properly format the AccessID
-            u64 ReversedAccessID;
-            for (int i = 0; i < 8; i++)
-                ReversedAccessID = (ReversedAccessID << 8) | UID[i];
-            sprintf(AccessID, "%020llu", ReversedAccessID);
+                // Properly format the AccessID
+                u64 ReversedAccessID;
+                for (int i = 0; i < 8; i++)
+                    ReversedAccessID = (ReversedAccessID << 8) | UID[i];
+                sprintf(AccessID, "%020llu", ReversedAccessID);
 
-            HasCard = true;
+                HasCard = true;
+            }
         }
     }