diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 095c63eeb..221c828ae 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -49,10 +49,10 @@ jobs:
         if: matrix.os == 'ubuntu-18.04'
         run: |
           sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
-          sudo apt-get update
-          sudo apt-get install g++-7
-          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 60 --slave /usr/bin/g++ g++ /usr/bin/g++-7
-          sudo update-alternatives --set gcc "/usr/bin/gcc-7"
+          sudo apt-get update -y
+          sudo apt-get install g++-7 -y
+          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 60 --slave /usr/bin/g++ g++ /usr/bin/g++-7 -y
+          sudo update-alternatives --set gcc "/usr/bin/gcc-7" -y
 
       - name: Create Build Environment [windows]
         shell: bash