diff --git a/man2/prctl.2 b/man2/prctl.2
index 6c8fdd9f0..99bddd3cc 100644
--- a/man2/prctl.2
+++ b/man2/prctl.2
@@ -1558,7 +1558,7 @@ must all be zero.
 .IP
 On success, the mode specified in
 .I arg2
-is set for the calling thread and the the return value is 0.
+is set for the calling thread and the return value is 0.
 If the arguments are invalid,
 the mode specified in
 .I arg2