diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2c462a4e2..920fb7c93 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -117,7 +117,7 @@ jobs:
           uname -m
           echo "----- install build prerequisites -----"
           pacman -Syy --noconfirm
-          pacman -Sy --noconfirm curl base-devel libxml2 python3 python-pip
+          pacman -Sy --noconfirm curl icu base-devel libxml2 python3 python-pip
           curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
           source $HOME/.cargo/env
           rustc --version