diff --git a/src/main.cpp b/src/main.cpp
index 39a692e..f2cf6ad 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -129,7 +129,11 @@ void printWakeUpReason() {
 void setup() {
     Log_Init();
     Rfid_Init();
-    Rfid_WakeupCheck();
+    // Check if wakeup-reason was card-detection (PN5180 only)
+    esp_sleep_wakeup_cause_t wakeup_reason = esp_sleep_get_wakeup_cause();
+    if (wakeup_reason == ESP_SLEEP_WAKEUP_EXT1) {
+        Rfid_WakeupCheck();
+    }
     System_Init();
 
     memset(&gPlayProperties, 0, sizeof(gPlayProperties));
diff --git a/src/revision.h b/src/revision.h
index adc552e..eaf46e8 100644
--- a/src/revision.h
+++ b/src/revision.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_H__
     #define __REVISION_H__
-    constexpr const char softwareRevision[] PROGMEM = "Software-revision: 20210728-1";
+    constexpr const char softwareRevision[] PROGMEM = "Software-revision: 20210731-1";
 #endif
\ No newline at end of file