diff --git a/Makefile.am b/Makefile.am
index 4780510adea..d2916da43bc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -71,7 +71,7 @@ ARCHIVES = $(PACKAGE_NAME).tar.gz \
 	$(PACKAGE_NAME).tar.bz2 \
 	$(PACKAGE_NAME).zip
 
-tarballs: md5
+tarballs: checksums
 	rm -f ../$(PACKAGE_DIR) $(PACKAGE_NAME).tar
 
 manifest.txt: .git
@@ -98,9 +98,9 @@ $(PACKAGE_NAME).zip: parsers ../$(PACKAGE_DIR) manifest.txt
 	zip -q -@ $(PACKAGE_NAME).zip < $(PACKAGE_DIR)/manifest.txt ; \
 	mv $(PACKAGE_NAME).zip $(PACKAGE_DIR)
 
-md5: $(ARCHIVES)
-	@-md5sum $(PACKAGE_NAME).tar.gz
-	@-md5sum $(PACKAGE_NAME).tar.bz2
-	@-md5sum $(PACKAGE_NAME).zip
+checksums: $(ARCHIVES)
+	@-sha256sum $(PACKAGE_NAME).tar.gz
+	@-sha256sum $(PACKAGE_NAME).tar.bz2
+	@-sha256sum $(PACKAGE_NAME).zip
 
 .PHONY: tarballs md5