diff --git a/man2/ptrace.2 b/man2/ptrace.2
index aee785502..e1c3eec46 100644
--- a/man2/ptrace.2
+++ b/man2/ptrace.2
@@ -2435,7 +2435,7 @@ on the target process.
 files, the "calling process" is the one opening the file,
 and the process with the corresponding PID is the "target process".)
 The algorithm is as follows:
-.IP 1. 4
+.IP 1. 3
 If the calling thread and the target thread are in the same
 thread group, access is always allowed.
 .IP 2.