diff --git a/doc/hid_downgrade.md b/doc/hid_downgrade.md
index 1158fef77..a87670ccb 100644
--- a/doc/hid_downgrade.md
+++ b/doc/hid_downgrade.md
@@ -200,7 +200,7 @@ The reader must have the `PI` designation on the label for it to have a embedded
 
 1. Launch [appblaster.exe](../traces/iclass/config/AppBlaster.exe)
 2. Click on "program firmware image"
-3. Select [encoder.bix](../traces/iclass/config/decoder.bix) as the reader firmware
+3. Select [encoder.bix](../traces/iclass/config/encoder.bix) as the reader firmware
 4. Click program image
 5. Launch PM3 client, place iCLASS/Picopass card on HF antenna and read your original card on the Elatec reader
 8. Press enter