diff --git a/.maintain/gitlab/check_polkadot_companion_build.sh b/.maintain/gitlab/check_polkadot_companion_build.sh
index 2ee1e824a..219af5001 100755
--- a/.maintain/gitlab/check_polkadot_companion_build.sh
+++ b/.maintain/gitlab/check_polkadot_companion_build.sh
@@ -90,4 +90,5 @@ $CARGO_HOME/bin/diener --substrate --branch $CI_COMMIT_REF_NAME --git https://gi
 cd polkadot
 
 # Test Polkadot pr or master branch with this Substrate commit.
+cargo update -p sp-io
 time cargo test --all --release --verbose