diff --git a/src/test/contracts/annotation.ligo b/src/test/contracts/annotation.ligo
index 1eaef7b0c..7f5e969f4 100644
--- a/src/test/contracts/annotation.ligo
+++ b/src/test/contracts/annotation.ligo
@@ -1,3 +1,5 @@
+(* Test that a string is cast to an address given a type annotation *)
+
 const lst : list(int) = list [] ;
 
 const address : address = ("tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx" : address) ;