Index: libcfa/src/Makefile.am
===================================================================
--- libcfa/src/Makefile.am	(revision b38b22f035325393f7aa86402ade7a3554e3fee1)
+++ libcfa/src/Makefile.am	(revision 436d7d7b5e84f76d931488e6872d54ff6fae310a)
@@ -106,4 +106,5 @@
 
 inst_thread_headers_src = \
+	concurrency/alarm.hfa \
 	concurrency/coroutine.hfa \
 	concurrency/exception.hfa \
@@ -116,6 +117,4 @@
 thread_libsrc = ${inst_thread_headers_src} ${inst_thread_headers_src:.hfa=.cfa} \
 	bits/signal.hfa \
-	concurrency/alarm.cfa \
-	concurrency/alarm.hfa \
 	concurrency/clib/cfathread.cfa \
 	concurrency/CtxSwitch-@ARCHITECTURE@.S \