diff --git a/security-info/security-bulletins.md b/security-info/security-bulletins.md
index 148620ce..c0a9fc52 100644
--- a/security-info/security-bulletins.md
+++ b/security-info/security-bulletins.md
@@ -89,4 +89,5 @@ Qubes Security Bulletins are published through the [Qubes Security Pack](/securi
 
 -   [Qubes Security Bulletin \#37](https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-037-2018.txt) (Information leaks due to processor speculative execution bugs)
 -   [Qubes Security Bulletin \#38](https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-038-2018.txt) (Qrexec policy bypass and possible information leak)
+-   [Qubes Security Bulletin \#39](https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-039-2018.txt) (Xen vulnerability (XSA-260) and GUI daemon issue)