diff --git a/src/emulate/error.rs b/src/emulate/error.rs
index 2692ba7..10c799d 100644
--- a/src/emulate/error.rs
+++ b/src/emulate/error.rs
@@ -152,7 +152,9 @@ pub enum MacOSEmulationCreationError {
 impl Display for MacOSEmulationCreationError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
-            MacOSEmulationCreationError::EventSourceCreation => write!(f, "could not create event source"),
+            MacOSEmulationCreationError::EventSourceCreation => {
+                write!(f, "could not create event source")
+            }
         }
     }
 }