1 files changed, 4 insertions, 0 deletions
diff --git a/ruby/src/IceRuby/Slice.cpp b/ruby/src/IceRuby/Slice.cpp
index 7f4aac49b25..27ff4d465b0 100644
--- a/ruby/src/IceRuby/Slice.cpp
+++ b/ruby/src/IceRuby/Slice.cpp
@@ -145,6 +145,10 @@ IceRuby_loadSlice(int argc, VALUE* argv, VALUE self)
             ostringstream codeStream;
             IceUtilInternal::Output out(codeStream);
             out.setUseTab(false);
+            //
+            // Ruby magic comment to set the file encoding, it must be first or second line
+            //
+            out << "# encoding: utf-8\n";
             generate(u, all, checksum, includePaths, out);
             u->destroy();