diff --git a/Arduino/CanGrow/cangrow.sh b/Arduino/CanGrow/cangrow.sh
index eeef718..d00c4e4 100755
--- a/Arduino/CanGrow/cangrow.sh
+++ b/Arduino/CanGrow/cangrow.sh
@@ -76,6 +76,7 @@ case $1 in
 			${ACLI_CMD} core install ${CORES[$core]}
 		done
 		echo ":: Installing Arduino libraries"
+		${ACLI_CMD} lib update-index
 		for lib in ${!LIBS[@]}
 		do
 			echo "     - ${LIBS[$lib]}"