diff --git a/documentation/content/en/books/porters-handbook/versions/chapter.adoc b/documentation/content/en/books/porters-handbook/versions/chapter.adoc
index 14031bb138..59fbb1b4fe 100644
--- a/documentation/content/en/books/porters-handbook/versions/chapter.adoc
+++ b/documentation/content/en/books/porters-handbook/versions/chapter.adoc
@@ -66,6 +66,11 @@ Here is a convenient list of `__FreeBSD_version` values as defined in https://cg
 |gitref:68f6800ce05c386ff045b4416d8595d09c4d8fdd[repository="src",length=12]
 |February 8, 2021
 |14.0-CURRENT after kernel interfaces for dispatching cryptographic operations were changed.
+
+|1400005
+|gitref:45eabf5754ac1d291bd677fdf29f59ce4bbc2c8f[repository="src",length=12]
+|February 17, 2021
+|14.0-CURRENT after changing the API of `ptrace(2)` `PT_GETDBREGS`/`PT_SETDBREGS` on arm64.
 |===
 
 [[versions-13]]