diff --git a/test/431-optimizing-arith-shifts/src/Main.java b/test/431-optimizing-arith-shifts/src/Main.java
index c29eeeb..d8667c6 100644
--- a/test/431-optimizing-arith-shifts/src/Main.java
+++ b/test/431-optimizing-arith-shifts/src/Main.java
@@ -209,7 +209,7 @@
     expectEquals(1L, $opt$UShr(2147483648L, 31L));
     expectEquals(1073741824L, $opt$UShr(2147483648L, 1L));
 
-   Long shifts can use use up to 6 lower bits.
+    // Long shifts can use use up to 6 lower bits.
     expectEquals(1L, $opt$UShr(4294967296L, 32L));
     expectEquals(7L, $opt$UShr(60129542144L, 33L));
     expectEquals(0L, $opt$UShr(Long.MAX_VALUE, 63L));