diff --git a/bit-ops.c b/bit-ops.c
index ba48f39..e722927 100644
--- a/bit-ops.c
+++ b/bit-ops.c
@@ -81,7 +81,7 @@ void do_arbitrary_stuff() {
 	printf("PTCD = %u (", PTCD=0x5d);
 	gimme_bin_int(PTCD);
 	PTCD |= 0x50;
-	printf("PTCD |= 0x00 --> %#x (", PTCD);
+	printf("PTCD |= 0x50 --> %#x (", PTCD);
 	gimme_bin_int(PTCD);
 }