Fix a typo

diff --git a/testprogs/valgrindtest.c b/testprogs/valgrindtest.c
index c6e566b081026648c2cfa62a7e86428d312089b7..058b18be8e7b3a93b8c0f2741095e4fd389fc82c 100644 (file)
--- a/testprogs/valgrindtest.c
+++ b/testprogs/valgrindtest.c
@@ -449,7 +449,7 @@ usage(void)
        (void)fprintf(stderr, "%s, with %s\n", program_name,
            pcap_lib_version());
        (void)fprintf(stderr,
-           "Usage: %s [-aI] [ -F file ] [ -I interface ] [ expression ]\n",
+           "Usage: %s [-aI] [ -F file ] [ -i interface ] [ expression ]\n",
            program_name);
        exit(1);
 }