diff --git a/Dockerfile b/Dockerfile
index 9576429..59b4d8f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,8 @@ RUN apk --no-cache add g++ make libpng-dev git python3 autoconf automake libjpeg
 
 # Install node modules
 RUN yarn install --ignore-engines
-
+# Explicitly install sass
+RUN yarn add -D sass
 # Copy the rest of the application
 COPY . .