diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 690daaa..9c07b9a 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -147,6 +147,7 @@ jobs:
       path: '$(Agent.BuildDirectory)/s/build/'
   - script: |
       set -e 
+      sudo apt-get update
       sudo apt-get install -y gcc-arm-linux-gnueabihf libc6-dev-armhf-cross
       sudo apt-get install -y g++-arm-linux-gnueabihf
       sudo apt-get install -y g++-aarch64-linux-gnu