diff --git a/base/commandLine.cpp b/base/commandLine.cpp
index 1a14cb4c682..81fe7d38961 100644
--- a/base/commandLine.cpp
+++ b/base/commandLine.cpp
@@ -113,7 +113,8 @@ static const char HELP_STRING[] =
 	"  --output-rate=RATE       Select output sample rate in Hz (e.g. 22050)\n"
 	"  --opl-driver=DRIVER      Select AdLib (OPL) emulator (db, mame)\n"
 	"  --talkspeed=NUM          Set talk speed for games (default: 179)\n"
-	"  --show-fps=BOOL          Set the turn on/off display FPS info: true/false\n"
+	"  --show-fps               Set the turn on display FPS info\n"
+	"  --no-show-fps            Set the turn off display FPS info\n"
 	"  --soft-renderer          Switch to 3D software renderer\n"
 	"  --no-soft-renderer       Switch to 3D hardware renderer\n"
 	"\n"