diff --git a/Song.md b/Song.md
index 6596f17..5819b54 100644
--- a/Song.md
+++ b/Song.md
@@ -18,6 +18,7 @@
 ### Updating Song Metadata
 **URI**: https://icarus-demo.com/api/v1/song/id  
 **Method**: Update  
+**Content type**: application/json  
 **Authorization**: Bearer ``token``  
 **Request body**:
 ```Json
@@ -33,6 +34,7 @@
 ### Retrieve Song Metadata
 **URI**: https://icarus-demo.com/api/v1/song/id  
 **Method**: Get  
+**Content type**: application/json  
 **Authorization**: Bearer ``token``  
 **Response body**: 
 ```Json
@@ -51,6 +53,7 @@
 ### Retrieve all Song Metadata
 **URI**: https://icarus-demo.com/api/v1/song  
 **Method**: Get  
+**Content type**: application/json  
 **Authorization**: Bearer ``token``  
 **Response body**:
 ```Json