diff --git a/Sming/Components/Ota/src/Arch/Esp8266/RbootUpgrader.cpp b/Sming/Components/Ota/src/Arch/Esp8266/RbootUpgrader.cpp
index c5ba55502e..bcd0dbfd29 100644
--- a/Sming/Components/Ota/src/Arch/Esp8266/RbootUpgrader.cpp
+++ b/Sming/Components/Ota/src/Arch/Esp8266/RbootUpgrader.cpp
@@ -46,4 +46,17 @@ size_t RbootUpgrader::write(const uint8_t* buffer, size_t size)
 	return size;
 }
 
+Partition RbootUpgrader::getRunningPartition()
+{
+	uint8_t slot = rboot_get_current_rom();
+#ifdef RBOOT_ENABLE_RTC
+	rboot_rtc_data rtc;
+	rboot_get_rtc_data(&rtc);
+	if(rtc.last_mode == MODE_TEMP_ROM) {
+		slot = rtc.last_rom;
+	}
+#endif
+	return getPartitionForSlot(slot);
+}
+
 } // namespace Ota
diff --git a/Sming/Components/Ota/src/Arch/Esp8266/include/Ota/RbootUpgrader.h b/Sming/Components/Ota/src/Arch/Esp8266/include/Ota/RbootUpgrader.h
index 34585071a4..8bf8901039 100644
--- a/Sming/Components/Ota/src/Arch/Esp8266/include/Ota/RbootUpgrader.h
+++ b/Sming/Components/Ota/src/Arch/Esp8266/include/Ota/RbootUpgrader.h
@@ -40,11 +40,7 @@ class RbootUpgrader : public UpgraderBase
 		return getPartitionForSlot(rboot_get_current_rom());
 	}
 
-	Partition getRunningPartition() override
-	{
-		// TODO: ...
-		return getPartitionForSlot(rboot_get_current_rom());
-	}
+	Partition getRunningPartition() override;
 
 	Partition getNextBootPartition(Partition startFrom = {}) override
 	{