diff --git a/src/general-info/release-20d.txt b/src/general-info/release-20d.txt
index 3b0f1b3fbf6ecf2eecacf1742fe7c2b4c4710f74..fb7180ad99fc1fd0f261c84faaa8d9eb4ba6d67c 100644
--- a/src/general-info/release-20d.txt
+++ b/src/general-info/release-20d.txt
@@ -50,6 +50,7 @@ New in this release:
     * #50: Print/read error with make-pathname.
     * #53: UTF-8 in core.
     * #52: UNICODE-COMPLETE-NAME misses a completion.
+    * #55: blocked signals.
 
   * Other changes:
     * The layout of the cmucl directories has been changed.