diff --git a/buildroot-external/scripts/post-build.sh b/buildroot-external/scripts/post-build.sh
index dbae12cce..ffed50e32 100755
--- a/buildroot-external/scripts/post-build.sh
+++ b/buildroot-external/scripts/post-build.sh
@@ -36,7 +36,7 @@ sed -i "s/%COMPATIBLE%/${HASSIO_ID}-${BOARD_ID}/g" ${TARGET_DIR}/rauc/system.con
 
 # Settup the correct CA
 if [ "${DEPLOYMENT}" == "development"]; then
-    cp ${BR2_EXTERNAL_HASSOS_PATH}/ca/provisioning-ca.pem ${TARGET_DIR}/rauc/keyring.pem
+    cp ${BR2_EXTERNAL_HASSOS_PATH}/ca/provisioning-ca.pem ${TARGET_DIR}/etc/rauc/keyring.pem
 else
-    cp ${BR2_EXTERNAL_HASSOS_PATH}/ca/re-ca.pem ${TARGET_DIR}/rauc/keyring.pem
+    cp ${BR2_EXTERNAL_HASSOS_PATH}/ca/re-ca.pem ${TARGET_DIR}/etc/rauc/keyring.pem
 fi