diff --git a/libbuild/J7Zip-modified/pom.xml b/libbuild/J7Zip-modified/pom.xml
deleted file mode 100644
index 84f850369..000000000
--- a/libbuild/J7Zip-modified/pom.xml
+++ /dev/null
@@ -1,32 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-    
-    <parent>
-        <groupId>net.yacy</groupId>
-        <artifactId>extlib</artifactId>
-        <version>1.0</version>
-    </parent>
-    
-    <groupId>net.yacy.extlib</groupId>
-    <artifactId>J7Zip-modified</artifactId>
-    <packaging>jar</packaging>
-    <version>1.02</version>
-    <description>J7Zip library for YaCy sevenzipParser (not available in external maven repository)</description>
-    
-    <licenses>
-        <license>
-            <name>GNU Lesser General Public License 2.1</name>
-            <url>http://www.gnu.org/licenses/lgpl-2.1.txt</url>
-        </license>
-    </licenses>
-    
-    <properties>
-        <maven.compiler.source>1.7</maven.compiler.source>
-        <maven.compiler.target>1.7</maven.compiler.target>
-    </properties>
-    
-    <build>
-        <sourceDirectory>src</sourceDirectory>
-    </build>
-</project>
\ No newline at end of file