diff --git a/cclock b/cclock
index 709b6cd..1e22c40 100755
Binary files a/cclock and b/cclock differ
diff --git a/cclock.c b/cclock.c
index 5aad641..640ec28 100644
--- a/cclock.c
+++ b/cclock.c
@@ -161,13 +161,13 @@ for (int i = 1; i < argc; i++) {
 /* Help/Usage output */
 show_help:
 
-printf("Usage: %s [-12HqtCF]\n\n", argv[0]);
+printf("Usage: %s [-HqTtCF]\n\n", argv[0]);
 
 printf("Options:\n");
-printf("  -12        Use 12-hour time format\n");
+printf("  -t         Use 12-hour time format\n");
 printf("  -H         Human-readable date (\"Tuesday 16, Feb\")\n");
 printf("  -q         Hide \"Press q to quit\" footer\n");
-printf("  -t         Hide temperature display\n");
+printf("  -T         Hide temperature display\n");
 printf("  -C         Force Celsius\n");
 printf("  -F         Force Fahrenheit\n");
 printf("  -h,--help  Show this help\n");