diff --git a/man2/ptrace.2 b/man2/ptrace.2
index 656770d06..55b990e45 100644
--- a/man2/ptrace.2
+++ b/man2/ptrace.2
@@ -518,7 +518,7 @@ The
 argument is ignored.
 These requests are currently
 .\" As at 3.7
-supported only on x89.
+supported only on x86.
 .TP
 .B PTRACE_KILL
 Send the tracee a