diff --git a/src/expressions/call-expr.md b/src/expressions/call-expr.md
index 577f3f432..7a01e92e1 100644
--- a/src/expressions/call-expr.md
+++ b/src/expressions/call-expr.md
@@ -48,7 +48,7 @@ trait Pretty {
 }
 
 trait Ugly {
-  fn print(&self);
+    fn print(&self);
 }
 
 struct Foo;