Index: PLATFORMS.md
==================================================================
--- PLATFORMS.md
+++ PLATFORMS.md
@@ -56,10 +56,21 @@
   * OS Versions: 9.1-rc3, 10.0
   * Architectures: AMD64
   * Compilers: Clang 3.1, Clang 3.3
   * Runtimes: ObjFW
 
+
+GNU/Hurd
+--------
+
+  * OS Versions: 0.9
+  * Architectures: i686
+  * Compilers: Clang 14.0.6
+  * Runtimes: ObjFW
+  * Limitations: No support for UNIX sockets (`AF_UNIX` with `SOCK_DGRAM` is
+                 currently broken in Hurd)
+
 
 Haiku
 -----
 
   * OS version: r1-alpha4