diff --git a/install.escript b/install.escript
index d15426f..f8fcebf 100755
--- a/install.escript
+++ b/install.escript
@@ -7,6 +7,7 @@
 -spec main(Argv :: [string()]) -> no_return().
 
 main(_) ->
+    ok = io:setopts([{encoding, unicode}]),
     OS = os:type(),
     ZompDir = zomp_dir(OS),
     case filelib:is_dir(ZompDir) of