diff --git a/Tools/scripts/build_docs.sh b/Tools/scripts/build_docs.sh
index 293be7059d..acc4899a95 100755
--- a/Tools/scripts/build_docs.sh
+++ b/Tools/scripts/build_docs.sh
@@ -12,4 +12,5 @@ $DOCS_OUTPUT_BASE/build-libs.sh
 $DOCS_OUTPUT_BASE/build-arduplane.sh
 $DOCS_OUTPUT_BASE/build-arducopter.sh
 $DOCS_OUTPUT_BASE/build-apmrover2.sh
+$DOCS_OUTPUT_BASE/build-ardusub.sh
 ) > $DOCS_OUTPUT_BASE/build_docs.log 2>&1