diff --git a/Makefile b/Makefile
index 388eb44b6f434..981c9c4846012 100644
--- a/Makefile
+++ b/Makefile
@@ -87,7 +87,7 @@ provisionersdk/proto: provisionersdk/proto/provisioner.proto
 .PHONY: provisionersdk/proto
 
 site/out: 
-	cd site && yarn install
+	./scripts/yarn_install.sh
 	cd site && yarn build
 	cd site && yarn export
-.PHONY: site/out
\ No newline at end of file
+.PHONY: site/out
diff --git a/scripts/yarn_install.sh b/scripts/yarn_install.sh
index 6cccda2dd5cd3..bb83707661b0d 100755
--- a/scripts/yarn_install.sh
+++ b/scripts/yarn_install.sh
@@ -18,9 +18,6 @@ yarn_flags=(
   # Check if existing node_modules are valid
   # TODO: determine if this is necessary
   # --check-files
-
-  # Do not install optional dependencies
-  --ignore-optional
 )
 
 if [ -n "${CI:-}" ]; then