diff --git a/CHANGES.md b/CHANGES.md
index 9cc01005..417536e0 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -22,6 +22,10 @@ next
   local library, unless the user specifies `allow_overlapping_dependencies`
   in the jbuild file (#587, fixes #562)
 
+- Expose a few more variables in jbuild files: `ext_obj`, `ext_asm`,
+  `ext_lib`, `ext_dll` and `ext_exe`, `bytecomp_c_libraries` and
+  `native_c_libraries` (#590)
+
 1.0+beta18 (25/02/2018)
 -----------------------