diff --git a/ci/build-slm.sh b/ci/build-slm.sh
index 4e5c3dc..07c1992 100755
--- a/ci/build-slm.sh
+++ b/ci/build-slm.sh
@@ -19,6 +19,7 @@ echo "                  VER:" "${VER:=$(git -C ${REPODIR} describe --tags --abbr
 
 # special case - if STANZA_CONFIG starts with "./", then replace it with the full path
 [[ ${STANZA_CONFIG::2} == "./" ]] && STANZA_CONFIG=${PWD}/${STANZA_CONFIG:2}
+export STANZA_CONFIG
 
 PLATFORM_DESC="unknown"
 case "$SLM_BUILD_PLATFORM" in