diff --git a/dev-python/enzyme/metadata.xml b/dev-python/enzyme/metadata.xml
index 05c12fd51e7b4..36f8646de5957 100644
--- a/dev-python/enzyme/metadata.xml
+++ b/dev-python/enzyme/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer type="person">