diff --git a/Makefile b/Makefile
index 848ff05ba4cc404874681757d18ec8e5a3afc969..af926054cb8048a351edb302747fca2c477870c9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 
 override CPPFLAGS	+= --std=c++1z
 override CPPFLAGS	+= -MMD -MP
+override CPPFLAGS	+= -I./include
 override CPPFLAGS	+= $(shell cat .cxxflags | xargs)
 
 PREFIX	:= $(DESTDIR)/usr/local