--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -50,11 +50,11 @@
 @LIC_MAKEFILE_INCLUDE@
 
 # Kernel-mode plugin gets installed here.
-PLUGIN_DIR=/etc/ppp/plugins
+PLUGIN_DIR=@TERMUX_PREFIX@/etc/ppp/plugins
 PLUGIN_PATH=$(PLUGIN_DIR)/rp-pppoe.so
 
 # Configuration file paths
-PPPOESERVER_PPPD_OPTIONS=/etc/ppp/pppoe-server-options
+PPPOESERVER_PPPD_OPTIONS=@TERMUX_PREFIX@/etc/ppp/pppoe-server-options
 
 PATHS='-DPPPOE_PATH="$(PPPOE_PATH)"' '-DPPPD_PATH="$(PPPD_PATH)"' \
 	'-DPLUGIN_PATH="$(PLUGIN_PATH)"' \
@@ -156,7 +156,7 @@
 			$(install) -m 644 ../man/$$i.8 $(DESTDIR)$(mandir)/man8 || exit 1; \
 		fi; \
 	done
-	-mkdir -p $(DESTDIR)/etc/ppp
+	-mkdir -p $(DESTDIR)@TERMUX_PREFIX@/etc/ppp
 	-mkdir -p $(DESTDIR)$(PLUGIN_DIR)
 	-echo "# Directory created by rp-pppoe for kernel-mode plugin" > $(DESTDIR)$(PLUGIN_DIR)/README
 	if test -r rp-pppoe.so; then $(install) -m 755 rp-pppoe.so $(DESTDIR)$(PLUGIN_DIR); fi