diff --git a/moshi/src/main/java/com/squareup/moshi/Json.java b/moshi/src/main/java/com/squareup/moshi/Json.java
index 9abecc5..908fa45 100644
--- a/moshi/src/main/java/com/squareup/moshi/Json.java
+++ b/moshi/src/main/java/com/squareup/moshi/Json.java
@@ -20,10 +20,11 @@ import java.lang.annotation.Retention;
 import java.lang.annotation.Target;
 
 import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
 import static java.lang.annotation.RetentionPolicy.RUNTIME;
 
 /** Customizes how a field is encoded as JSON. */
-@Target(FIELD)
+@Target({FIELD, METHOD})
 @Retention(RUNTIME)
 @Documented
 public @interface Json {