diff --git a/includes-ros2/apriltag2-node/apriltag2-node-1.0.1.inc b/includes-ros2/apriltag2-node/apriltag2-node-1.0.1.inc
new file mode 100644
index 0000000..d776ecc
--- /dev/null
+++ b/includes-ros2/apriltag2-node/apriltag2-node-1.0.1.inc
@@ -0,0 +1,4 @@
+# Copyright (c) 2019 LG Electronics, Inc.
+
+# Without this, apriltag_INCLUDE_DIRS is empty.
+export PKG_CONFIG_ALLOW_SYSTEM_CFLAGS = "1"