Index: src/libcfa/Makefile.am
===================================================================
--- src/libcfa/Makefile.am	(revision 088a5cdd8d3a236c5d44413bd779381bb291fc44)
+++ src/libcfa/Makefile.am	(revision e958ff8352d8c9f8add30af4b24004f996019960)
@@ -75,5 +75,5 @@
 stdhdr = ${shell echo stdhdr/*}
 
-cfa_includedir = $(includedir)/cfa
+cfa_includedir = $(CFA_INCDIR)
 nobase_cfa_include_HEADERS = ${headers} ${stdhdr} concurrency/invoke.h
 
Index: src/libcfa/Makefile.in
===================================================================
--- src/libcfa/Makefile.in	(revision 088a5cdd8d3a236c5d44413bd779381bb291fc44)
+++ src/libcfa/Makefile.in	(revision e958ff8352d8c9f8add30af4b24004f996019960)
@@ -315,5 +315,5 @@
 libcfa_d_a_CFLAGS = -debug -O0
 stdhdr = ${shell echo stdhdr/*}
-cfa_includedir = $(includedir)/cfa
+cfa_includedir = ${CFA_INCDIR}
 nobase_cfa_include_HEADERS = ${headers} ${stdhdr} concurrency/invoke.h
 CLEANFILES = libcfa-prelude.c