diff --git a/configuration/Makefile b/configuration/Makefile
index 8826a5f..6a59633 100644
--- a/configuration/Makefile
+++ b/configuration/Makefile
@@ -11,7 +11,7 @@
 
 configure: configure.ac install-sh $(wildcard include/*.m4)
 	aclocal -I include
-	autoreconf
+	autoreconf -I include
 
 
 clean: