1 files changed, 4 insertions, 1 deletions
diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs
index d9d4bb504a7..809f4daa361 100644
--- a/src/libsyntax/parse/lexer/mod.rs
+++ b/src/libsyntax/parse/lexer/mod.rs
@@ -1687,7 +1687,10 @@ mod tests {
 
     fn mk_sh(cm: Rc<CodeMap>) -> errors::Handler {
         // FIXME (#22405): Replace `Box::new` with `box` here when/if possible.
-        let emitter = errors::emitter::EmitterWriter::new(Box::new(io::sink()), None, cm);
+        let emitter = errors::emitter::EmitterWriter::new(Box::new(io::sink()),
+                                                None,
+                                                cm,
+                                                errors::snippet::FormatMode::EnvironmentSelected);
         errors::Handler::with_emitter(true, false, Box::new(emitter))
     }