diff --git a/man/ideviceinstaller.1 b/man/ideviceinstaller.1
index 2ff31a9..bed39bd 100644
--- a/man/ideviceinstaller.1
+++ b/man/ideviceinstaller.1
@@ -17,7 +17,7 @@
 .B \-d, \-\-debug
 enable communication debugging.
 .TP
-.B \-U, \-\-uuid UUID
+.B \-u, \-\-uuid UUID
 target specific device by its 40-digit device UUID.
 .TP
 .B \-h, \-\-help
@@ -50,7 +50,7 @@
 install app from a package file specified by ARCHIVE.
 
 .TP
-.B \-u, \-\-uninstall APPID
+.B \-U, \-\-uninstall APPID
 uninstall app specified by APPID.
 
 .TP