diff --git a/config.mk b/config.mk
index 131e2e6..3e21254 100644
--- a/config.mk
+++ b/config.mk
@@ -14,7 +14,7 @@ GTK_LIB ?= $(shell pkg-config --libs gtk+-2.0 gthread-2.0)
 GIRARA_INC ?= $(shell pkg-config --cflags girara-gtk2)
 GIRARA_LIB ?= $(shell pkg-config --libs girara-gtk2)
 
-INCS = -I. -I/usr/include ${GIRARA_INC} ${GTK_INC}
+INCS = ${GIRARA_INC} ${GTK_INC}
 LIBS = -lc ${GIRARA_LIB} ${GTK_LIB} -lpthread -lm -ldl
 
 # flags