diff --git a/artiq/firmware/libboard_misoc/uart_logger.rs b/artiq/firmware/libboard_misoc/uart_logger.rs
index 371073ae4..751967c5a 100644
--- a/artiq/firmware/libboard_misoc/uart_logger.rs
+++ b/artiq/firmware/libboard_misoc/uart_logger.rs
@@ -9,7 +9,7 @@ pub struct ConsoleLogger;
 impl ConsoleLogger {
     pub fn register() {
         static LOGGER: ConsoleLogger = ConsoleLogger;
-        set_logger(&LOGGER).expect("global logger can only be initialized once")
+        set_logger(&LOGGER).expect("global logger can only be initialized once");
         set_max_level(LevelFilter::Trace);
     }
 }