Error installing Maven Integration on Eclipse

I am using Eclipse-Helios. I need to install Maven Plugin on eclipse.

I am using following update URL:

Cannot complete the install because one or more required items could not be found. Software being installed: m2e - Maven Integration for Eclipse ( Missing requirement: Maven POM XML Editor (org.eclipse.m2e.editor.xml requires 'bundle org.slf4j.api 1.6.2' but it could not be found Cannot satisfy dependency: From: m2e - Maven Integration for Eclipse ( To: org.eclipse.m2e.editor.xml []

Answers given on their official site sometimes doesnt work , intsead this works:

GoTo Help -> Install New Software -> Add

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