diff --git a/sysdeps/unix/sysv/linux/alpha/Dist b/sysdeps/unix/sysv/linux/alpha/Dist
index 368b49066d..cdb11e98d0 100644
--- a/sysdeps/unix/sysv/linux/alpha/Dist
+++ b/sysdeps/unix/sysv/linux/alpha/Dist
@@ -4,6 +4,7 @@ ioperm.c
 init-first.h
 clone.S
 sys/io.h
+kernel_sigaction.h
 kernel_termios.h
 sys/acct.h
 sys/procfs.h