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--- a/debian/postinst
+++ b/debian/postinst
@@ -8,6 +8,9 @@
 	adduser --disabled-password --quiet --system \
 	    --home /nonexistent --no-create-home --shell /bin/false upmpdcli
     fi
+    if ! groups upmpdcli | cut -d' ' -f 3- | grep -q -w audio ; then
+        usermod -a -G audio upmpdcli
+    fi
 fi
 
 #DEBHELPER#