diff --git a/client/src/cmdparser.h b/client/src/cmdparser.h
index 1105f63ae..baade0bcb 100644
--- a/client/src/cmdparser.h
+++ b/client/src/cmdparser.h
@@ -33,6 +33,7 @@ bool IfPm3FpcUsartDevFromUsb(void);
 bool IfPm3FpcUsartFromUsb(void);
 bool IfPm3Lf(void);
 bool IfPm3Hitag(void);
+bool IfPm3EM4x50(void);
 bool IfPm3Hfsniff(void);
 bool IfPm3Hfplot(void);
 bool IfPm3Iso14443a(void);