diff --git a/unix/syscall_aix.go b/unix/syscall_aix.go
index d2723225..d8efb715 100644
--- a/unix/syscall_aix.go
+++ b/unix/syscall_aix.go
@@ -252,7 +252,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 			}
 		}
 
-		bytes := (*[10000]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
+		bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
 		sa.Name = string(bytes)
 		return sa, nil