diff --git a/src/jsx_common.hrl b/src/jsx_common.hrl
index 3f0fd13..17f1d9a 100644
--- a/src/jsx_common.hrl
+++ b/src/jsx_common.hrl
@@ -35,11 +35,11 @@
 -type jsx_opt() :: {escaped_unicode, ascii | codepoint | none}
     | {multi_term, true | false}
     | {encoding, auto 
-    | utf8
-    | utf16
-    | {utf16, little}
-    | utf32
-    | {utf32, little}
+        | utf8
+        | utf16
+        | {utf16, little}
+        | utf32
+        | {utf32, little}
     }.