Updated FreeBSD (markdown)
diff --git a/FreeBSD.md b/FreeBSD.md
index 2e2801b..4b4d635 100644
--- a/FreeBSD.md
+++ b/FreeBSD.md
@@ -2,11 +2,12 @@
 
 | **Kernel version** | **Architectures** | **Initial support version** | **Final support version** |
 |:-------------------|:------------------|:----------------------------|:--------------------------|
-| 12-CURRENT         | amd64, arm, 386   | Go 1.7                      |                           |
+| 12-CURRENT         | amd64, arm, 386   | _**_                        |                           |
 | 11-STABLE          | amd64, arm, 386   | Go 1.7                      |                           |
 | 10-STABLE          | amd64, arm, 386   | Go 1.3 _*_                  |                           |
 | 9-STABLE (EOL)     | amd64, 386        | Go 1 _*_                    | Go 1.9.1                  |
 | 8-STABLE (EOL)     | amd64, 386        | Go 1 _*_                    | Go 1.9.1                  |
 | 7-STABLE (EOL)     | amd64, 386        | Go 1                        | Go 1.1.2                  |
 
-_*_ Go 1.5 or above is recommended.
\ No newline at end of file
+_*_ Go 1.5 or above is recommended.
+_**_ 12-CURRENT probably may contain a few breaking changes on syscall/ABI.
\ No newline at end of file