diff --git a/shells/ksh-devel/Makefile b/shells/ksh-devel/Makefile
index 66991d2c9299..80de9e5b516d 100644
--- a/shells/ksh-devel/Makefile
+++ b/shells/ksh-devel/Makefile
@@ -21,6 +21,7 @@ LICENSE=	EPL
 
 BROKEN_aarch64=		Fails to link: missing sbrk
 BROKEN_riscv64=		Fails to link: missing sbrk
+ROKEN_FreeBSD_12=	exit code 139 making lib/libcmd
 
 HASH=		4ec93745
 AST_COMMIT_DATE=	2022.11.04