diff --git a/Makefile.am b/Makefile.am
index f270e32..9a6517a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -89,6 +89,6 @@ release:
 	git tag -sm "$(PACKAGE)-$(VERSION)" $(PACKAGE)-$(VERSION)
 	git push
 	git push --tags
-	$(HELP2ADOC) -e tool/yubico-piv-tool -n "Yubico PIV Tool" -i tool/yubico-piv-tool.h2a > yubico-piv-tool.1.txt
+	$(HELP2ADOC) -e tool/yubico-piv-tool -n "Yubico PIV Tool" -i tool/yubico-piv-tool.adoc > yubico-piv-tool.1.txt
 	$(YUBICO_GITHUB_REPO)/save-mans $(PACKAGE) yubico-piv-tool.1.txt
 	$(YUBICO_GITHUB_REPO)/publish $(PACKAGE) $(VERSION) $(PACKAGE)-$(VERSION).tar.gz*
diff --git a/tool/yubico-piv-tool.h2a b/tool/yubico-piv-tool.adoc
similarity index 100%
rename from tool/yubico-piv-tool.h2a
rename to tool/yubico-piv-tool.adoc