diff --git a/minichlink/minichlink.c b/minichlink/minichlink.c
index 3c610a48db6f2952b8e646e79fabc6eb790d0d89..b097f929dc863064e7e25ed7f52cbdf348bb6c9e 100644
--- a/minichlink/minichlink.c
+++ b/minichlink/minichlink.c
@@ -114,7 +114,7 @@ int main( int argc, char ** argv )
 			if( i < argc )
 				hints.serial_port = argv[i];
 		}
-		else if( strncmp( v, "-c", 2 ) == 0 )
+		else if( strncmp( v, "-C", 2 ) == 0 )
 		{
 			i++;
 			if( i < argc )