diff --git a/Makefile.am b/Makefile.am
index d215c0c..3a1e6dc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -219,8 +219,7 @@ EXTRA_DIST += tools/magic.btsnoop
 
 AM_CFLAGS += @DBUS_CFLAGS@ @GLIB_CFLAGS@
 
-AM_CPPFLAGS = -I$(builddir)/lib -I$(builddir)/src -I$(srcdir)/src \
-			-I$(srcdir)/gdbus -I$(srcdir)/btio
+AM_CPPFLAGS = -I$(builddir)/lib -I$(srcdir)/gdbus
 
 
 unit_tests = unit/test-eir unit/test-uuid unit/test-textfile unit/test-crc