diff --git a/src/pacman/Makefile.am b/src/pacman/Makefile.am
index 5f103081..dc127a2b 100644
--- a/src/pacman/Makefile.am
+++ b/src/pacman/Makefile.am
@@ -19,7 +19,8 @@ AM_CPPFLAGS = \
 	-DCACHEDIR=\"$(cachedir)\" \
 	-DLOGFILE=\"$(logfile)\"
 
-AM_CFLAGS = -pedantic -D_GNU_SOURCE $(WARNING_CFLAGS)
+AM_CFLAGS = -pedantic -D_GNU_SOURCE $(WARNING_CFLAGS) \
+	$(LIBARCHIVE_CFLAGS)
 
 if USE_GIT_VERSION
 GIT_VERSION := $(shell sh -c 'git describe --abbrev=4 --dirty | sed s/^v//')
diff --git a/src/util/Makefile.am b/src/util/Makefile.am
index 936d7ffb..6a89ea69 100644
--- a/src/util/Makefile.am
+++ b/src/util/Makefile.am
@@ -15,7 +15,8 @@ AM_CPPFLAGS = \
 	-DGPGDIR=\"$(gpgdir)\" \
 	-DCACHEDIR=\"$(cachedir)\"
 
-AM_CFLAGS = -pedantic -D_GNU_SOURCE $(WARNING_CFLAGS)
+AM_CFLAGS = -pedantic -D_GNU_SOURCE $(WARNING_CFLAGS) \
+	$(LIBARCHIVE_CFLAGS)
 
 cleanupdelta_SOURCES = cleanupdelta.c
 cleanupdelta_LDADD = $(top_builddir)/lib/libalpm/.libs/libalpm.la