diff --git a/src/timer/Makefile.am b/src/timer/Makefile.am
index d44831a7..a81401dc 100644
--- a/src/timer/Makefile.am
+++ b/src/timer/Makefile.am
@@ -1,6 +1,7 @@
 EXTRA_LTLIBRARIES=libtimer.la
 
 libtimer_la_SOURCES = timer.c timer_hw.c timer_query.c timer_query_hw.c
+noinst_HEADERS = timer_local.h
 all: libtimer.la