diff --git a/ci/test/00_setup_env_native_multiprocess.sh b/ci/test/00_setup_env_native_multiprocess.sh
index bfb41b77a2a14a..ecbe0a68130e58 100755
--- a/ci/test/00_setup_env_native_multiprocess.sh
+++ b/ci/test/00_setup_env_native_multiprocess.sh
@@ -7,7 +7,6 @@
 export LC_ALL=C.UTF-8
 
 export CONTAINER_NAME=ci_native_multiprocess
-export HOST=x86_64-pc-linux-gnu
 export PACKAGES="cmake python3 llvm clang"
 export DEP_OPTS="MULTIPROCESS=1 CC=clang-18 CXX=clang++-18"
 export RUN_TIDY=true