diff --git a/srcpkgs/icu/template b/srcpkgs/icu/template
index 97c06850228..28b8521c8d9 100644
--- a/srcpkgs/icu/template
+++ b/srcpkgs/icu/template
@@ -1,4 +1,6 @@
 # Template file for 'icu'
+# NOTE: Please convert this package to support progressive updates with the
+#       next soname bump.
 pkgname=icu
 version=64.2
 revision=1