diff --git a/script/crossbinary b/script/crossbinary
index 548247246..cf8866529 100755
--- a/script/crossbinary
+++ b/script/crossbinary
@@ -22,7 +22,7 @@ fi
 rm -f dist/traefik_*
 
 # Build 386 amd64 binaries
-OS_PLATFORM_ARG=(linux darwin windows freebsd)
+OS_PLATFORM_ARG=(linux darwin windows freebsd openbsd)
 OS_ARCH_ARG=(386 amd64)
 for OS in ${OS_PLATFORM_ARG[@]}; do
   for ARCH in ${OS_ARCH_ARG[@]}; do