diff --git a/srcpkgs/yaml-cpp/template b/srcpkgs/yaml-cpp/template
index fbb9fdc093c..4f0339ee980 100644
--- a/srcpkgs/yaml-cpp/template
+++ b/srcpkgs/yaml-cpp/template
@@ -1,5 +1,7 @@
 # Template file for 'yaml-cpp'
 pkgname=yaml-cpp
+# yaml-cpp may break ABI even without changing the soname; when
+# updating, test dependants to determine if revbumps are needed
 version=0.6.3
 revision=1
 wrksrc="${pkgname}-${pkgname}-${version}"