diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index f54d6ed04..aacd4d51c 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -124,8 +124,8 @@ jobs:
           - { os: ubuntu-latest  , target: arm-unknown-linux-gnueabihf , features: feat_os_unix_gnueabihf , use-cross: use-cross }
           - { os: ubuntu-latest  , target: aarch64-unknown-linux-gnu   , features: feat_os_unix_gnueabihf , use-cross: use-cross }
           - { os: ubuntu-16.04   , target: x86_64-unknown-linux-gnu    , features: feat_os_unix           , use-cross: use-cross }
-          # - { os: ubuntu-18.04   , target: i586-unknown-linux-gnu      , features: feat_os_unix           , use-cross: use-cross }
-          # - { os: ubuntu-18.04   , target: i586-unknown-linux-gnu      , features: feat_os_unix           , use-cross: use-cross }
+          # - { os: ubuntu-18.04   , target: i586-unknown-linux-gnu      , features: feat_os_unix           , use-cross: use-cross } ## note: older windows platform; not required, dev-FYI only
+          # - { os: ubuntu-18.04   , target: i586-unknown-linux-gnu      , features: feat_os_unix           , use-cross: use-cross } ## note: older windows platform; not required, dev-FYI only
           - { os: ubuntu-18.04   , target: i686-unknown-linux-gnu      , features: feat_os_unix           , use-cross: use-cross }
           - { os: ubuntu-18.04   , target: i686-unknown-linux-musl     , features: feat_os_unix_musl      , use-cross: use-cross }
           - { os: ubuntu-18.04   , target: x86_64-unknown-linux-gnu    , features: feat_os_unix           , use-cross: use-cross }