diff --git a/Makefile b/Makefile
index 56b8802d3..3525f14b4 100644
--- a/Makefile
+++ b/Makefile
@@ -288,6 +288,9 @@ androidupdate: all
 	rm -f koreader-android-$(MACHINE)-$(VERSION).zip
 	echo "ota/package.index" >> $(INSTALL_DIR)/koreader/ota/package.index
 	cp $(INSTALL_DIR)/koreader/git-rev $(INSTALL_DIR)/koreader/ota-rev
+	# don't update the git-rev so that the next start won't revert back
+	# the older 7z version in the assets
+	sed -i '/git-rev/d' $(INSTALL_DIR)/koreader/ota/package.index
 	# make gzip android update for zsync OTA update
 	cd $(INSTALL_DIR)/koreader && \
 		tar czafh ../../koreader-android-$(MACHINE)-$(VERSION).targz \