diff --git a/tools/Unix.mk b/tools/Unix.mk
index a7e03a22a0..6b199b25ab 100644
--- a/tools/Unix.mk
+++ b/tools/Unix.mk
@@ -513,7 +513,7 @@ ifeq ($(CONFIG_BUILD_2PASS),y)
 	fi
 	$(Q) $(MAKE) -C $(CONFIG_PASS1_BUILDIR) LINKLIBS="$(LINKLIBS)" USERLIBS="$(USERLIBS)" "$(CONFIG_PASS1_TARGET)"
 endif
-	$(Q) $(MAKE) -C $(ARCH_SRC) EXTRA_OBJS="$(EXTRA_OBJS)" LINKLIBS="$(LINKLIBS)" EXTRAFLAGS="$(KDEFINE) $(EXTRAFLAGS)" $(BIN)
+	$(Q) $(MAKE) -C $(ARCH_SRC) EXTRA_OBJS="$(EXTRA_OBJS)" LINKLIBS="$(LINKLIBS)" APPDIR="$(APPDIR)" EXTRAFLAGS="$(KDEFINE) $(EXTRAFLAGS)" $(BIN)
 	$(Q) if [ -w /tftpboot ] ; then \
 		cp -f $(BIN) /tftpboot/$(BIN).${CONFIG_ARCH}; \
 	fi
diff --git a/tools/Win.mk b/tools/Win.mk
index 201b220e0b..9a9baedaf2 100644
--- a/tools/Win.mk
+++ b/tools/Win.mk
@@ -500,7 +500,7 @@ ifeq ($(CONFIG_BUILD_2PASS),y)
 	fi
 	$(Q) $(MAKE) -C $(CONFIG_PASS1_BUILDIR) LINKLIBS="$(LINKLIBS)" USERLIBS="$(USERLIBS)" "$(CONFIG_PASS1_TARGET)"
 endif
-	$(Q) $(MAKE) -C $(ARCH_SRC) EXTRA_OBJS="$(EXTRA_OBJS)" LINKLIBS="$(LINKLIBS)" EXTRAFLAGS="$(KDEFINE) $(EXTRAFLAGS)" $(BIN)
+	$(Q) $(MAKE) -C $(ARCH_SRC) EXTRA_OBJS="$(EXTRA_OBJS)" LINKLIBS="$(LINKLIBS)" APPDIR="$(APPDIR)" EXTRAFLAGS="$(KDEFINE) $(EXTRAFLAGS)" $(BIN)
 	$(Q) echo $(BIN) > nuttx.manifest
 	$(Q) printf '%s\n' *.map >> nuttx.manifest
 ifeq ($(CONFIG_INTELHEX_BINARY),y)