diff --git a/CHANGES.md b/CHANGES.md
index 0258993..c412fc4 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,7 +2,7 @@
 
 ### Added
 
-Expose the library `get-activity-lib` as an opam package (#<PR_NUMBER>, @gpetiot)
+Expose the library `get-activity-lib` as an opam package (#4, @gpetiot)
 
 ## 0.1