diff --git a/package/ppp/Makefile b/package/ppp/Makefile
index f6dbd33c95..c4feb82dde 100644
--- a/package/ppp/Makefile
+++ b/package/ppp/Makefile
@@ -121,6 +121,11 @@ define Build/Compile
 		all install
 endef
 
+define Build/InstallDev
+	$(INSTALL_DIR) $(1)/usr/include
+	$(CP) $(PKG_INSTALL_DIR)/usr/include/pppd $(1)/usr/include/
+endif
+
 define Package/ppp/install
 	$(INSTALL_DIR) $(1)/usr/lib/pppd/$(PKG_VERSION)
 	$(INSTALL_DIR) $(1)/usr/sbin