diff --git a/src/emu/operations.rs b/src/emu/operations.rs
index 07242de..ec893d0 100644
--- a/src/emu/operations.rs
+++ b/src/emu/operations.rs
@@ -609,12 +609,12 @@ where bool: Into<T>
 }
 
 pub fn scas<T, RVal>(flags: &mut Flags,
-                      bus: &mut Bus,
-                      rep: RepPrefix,
-                      mut cx: Reg,
-                      es: Reg,
-                      mut di: Reg,
-                      needle: RVal)
+                     bus: &mut Bus,
+                     rep: RepPrefix,
+                     mut cx: Reg,
+                     es: Reg,
+                     mut di: Reg,
+                     needle: RVal)
 where RVal: RValue<T>,
       T: Operand + RValue<T>,
       for<'a> FarPtr<'a>: RValue<T>