diff --git a/lib/libutil/pw_util.3 b/lib/libutil/pw_util.3
index 4bb4425a7da6..7ef0657b0b08 100644
--- a/lib/libutil/pw_util.3
+++ b/lib/libutil/pw_util.3
@@ -48,7 +48,7 @@
 .In pwd.h
 .In libutil.h
 .Ft int
-.Fn pw_copy "int ffd" "int tfd" "const struct passwd *pw" "const struct paddwd *oldpw"
+.Fn pw_copy "int ffd" "int tfd" "const struct passwd *pw" "const struct passwd *oldpw"
 .Ft "struct passwd *"
 .Fn pw_dup "const struct passwd *pw"
 .Ft int