--- /usr/bin/lsb_release	2012-11-16 18:50:53.927118335 +0200
+++ /usr/bin/lsb_release	2012-11-16 18:52:20.362052743 +0200
@@ -250,6 +250,7 @@ 
             CHECKFIRST=$(find $INFO_ROOT/ -maxdepth 1                         \
                    -name \*$INFO_DISTRIB_SUFFIX                               \
                    -and ! -name $INFO_LSB_FILE                                \
+                   -and ! -name os-release                                    \
                    -and -type f                                               \
                    2>/dev/null                                                \
                    | head -1 ) # keep one of the files found (if many)