diff --git a/man2/ptrace.2 b/man2/ptrace.2
index 404e1d96c..f697fed50 100644
--- a/man2/ptrace.2
+++ b/man2/ptrace.2
@@ -126,7 +126,7 @@ Linux does not have separate text and data address spaces, so the two
 requests are currently equivalent.
 (The argument \fIdata\fP is ignored.)
 .TP
-.B PTRACE_PEEKUSR
+.B PTRACE_PEEKUSER
 Reads a word at offset
 .I addr
 in the child's USER area,
@@ -146,7 +146,7 @@ to location
 in the child's memory.
 As above, the two requests are currently equivalent.
 .TP
-.B PTRACE_POKEUSR
+.B PTRACE_POKEUSER
 Copies the word
 .I data
 to offset