--- wn-for-goldendict.rb.orig	2012-06-06 00:44:41.000000000 +0200
+++ wn-for-goldendict.rb	2012-06-06 00:45:11.000000000 +0200
@@ -293,7 +293,7 @@
     @offset = data[0].to_i
     @lex_filenum = data[1]
     @pos = data[2]
-    @w_cnt = [data[3]].pack('H2')[0]
+    @w_cnt = [data[3]].pack('H2').bytes.to_a[0]
     @words = []
     i = 4
     @lex_ids = []