diff --git a/sonic-slave-buster/Dockerfile.j2 b/sonic-slave-buster/Dockerfile.j2
index 4b3e371fb8..dd752138e5 100644
--- a/sonic-slave-buster/Dockerfile.j2
+++ b/sonic-slave-buster/Dockerfile.j2
@@ -145,6 +145,7 @@ RUN apt-get update && apt-get install -y \
         bison \
         expat \
         libexpat1-dev \
+        aspell-en \
         dpatch \
         libdb-dev \
         iptables-dev \