diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 51953343..a37c414d 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -10,8 +10,6 @@ architectures:
   - build-on: amd64
   - build-on: arm64
   - build-on: armhf
-  - build-on: ppc64el
-  - build-on: s390x
 license: MIT
 source-code: https://github.com/shadowsocks/shadowsocks-rust