diff --git a/build-style.sh b/build-style.sh
index 71116e35..9456a9e4 100755
--- a/build-style.sh
+++ b/build-style.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 
 printf "// generated with build-style.sh\nexport default \`" > src/style.ts
-yarn sass vega-embed.scss >> src/style.ts
+yarn -s sass vega-embed.scss >> src/style.ts
 echo "\`;" >> src/style.ts