diff --git a/jenkinsfiles/antora_libraries_1 b/jenkinsfiles/antora_libraries_1
index dbe5703..6d3c31b 100644
--- a/jenkinsfiles/antora_libraries_1
+++ b/jenkinsfiles/antora_libraries_1
@@ -229,6 +229,12 @@ pipeline {
                         pushd $BOOST_ROOT/libs
                         git clone https://github.com/${EXTRA_LIB} -b $BOOST_BRANCH --depth 1
                         popd
+                    else
+                        # refresh extra lib:
+                        pushd $BOOST_ROOT/libs/${EXTRA_LIB_REPO}
+                        git checkout $BOOST_BRANCH || true
+                        git pull || true
+                        popd
                     fi
                 done
 
diff --git a/scripts/cppalliance_ws_io_prebuild.sh b/scripts/cppalliance_ws_io_prebuild.sh
new file mode 100755
index 0000000..47733d1
--- /dev/null
+++ b/scripts/cppalliance_ws_io_prebuild.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+set -xe
+echo "export PRTEST=prtest3" >> jenkinsjobinfo.sh
+echo "export EXTRA_BOOST_LIBRARIES='cppalliance/buffers cppalliance/http_proto cppalliance/ws_proto'" >> jenkinsjobinfo.sh