From e786108bbdcd854d840c6ee7897d0d1b545b3923 Mon Sep 17 00:00:00 2001
From: mssonicbld <79238446+mssonicbld@users.noreply.github.com>
Date: Sun, 23 Apr 2023 21:05:59 +0800
Subject: [PATCH] [Build] Fix the installation candidate not found issue when
 building docker-sonic-vs (#14439) (#14769)

---
 platform/vs/docker-sonic-vs/Dockerfile.j2 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/vs/docker-sonic-vs/Dockerfile.j2 b/platform/vs/docker-sonic-vs/Dockerfile.j2
index 56180b51b1..7b5f05de9f 100644
--- a/platform/vs/docker-sonic-vs/Dockerfile.j2
+++ b/platform/vs/docker-sonic-vs/Dockerfile.j2
@@ -7,7 +7,7 @@ RUN [ -f /etc/rsyslog.conf ] && sed -ri "s/%syslogtag%/$docker_container_name#%s
 ## Make apt-get non-interactive
 ENV DEBIAN_FRONTEND=noninteractive
 
-RUN apt-get install -y gnupg
+RUN apt-get update && apt-get install -y gnupg
 COPY ["sonic-dev.gpg.key", "/etc/apt/"]
 RUN apt-key add /etc/apt/sonic-dev.gpg.key
 RUN echo "deb http://packages.microsoft.com/repos/sonic-dev/ jessie main" >> /etc/apt/sources.list