diff --git a/dev-cpp/muParser/metadata.xml b/dev-cpp/muParser/metadata.xml
index cb8c922154dc7..c1bd2f6ab9988 100644
--- a/dev-cpp/muParser/metadata.xml
+++ b/dev-cpp/muParser/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="project">
@@ -6,9 +6,9 @@
 		<name>Gentoo Mathematics Project</name>
 	</maintainer>
 	<longdescription lang="en">
-  muParser is a C++ library for mathematical expression parsing.
-  It is based on transforming an expression into a bytecode and
-  precalculating constant parts of it.
+		muParser is a C++ library for mathematical expression parsing.
+		It is based on transforming an expression into a bytecode and
+		precalculating constant parts of it.
 	</longdescription>
 	<upstream>
 		<remote-id type="sourceforge">muparser</remote-id>