1 files changed, 1 insertions, 1 deletions

diff --git a/meta/classes/python_pyo3.bbclass b/meta/classes/python_pyo3.bbclass
index 10cc3a0645..b41e3ba075 100644
--- a/meta/classes/python_pyo3.bbclass
+++ b/meta/classes/python_pyo3.bbclass
@@ -8,7 +8,7 @@ inherit cargo python3-dir siteinfo
 export PYO3_CROSS="1"
 export PYO3_CROSS_PYTHON_VERSION="${PYTHON_BASEVERSION}"
 export PYO3_CROSS_LIB_DIR="${STAGING_LIBDIR}"
-export CARGO_BUILD_TARGET="${HOST_SYS}"
+export CARGO_BUILD_TARGET="${RUST_HOST_SYS}"
 export RUSTFLAGS
 export PYO3_PYTHON="${PYTHON}"
 export PYO3_CONFIG_FILE="${WORKDIR}/pyo3.config"