diff --git a/.github/workflows/unittest-disablelegacy.yml b/.github/workflows/unittest-disablelegacy.yml
index 64174e3030..027a4bd45e 100644
--- a/.github/workflows/unittest-disablelegacy.yml
+++ b/.github/workflows/unittest-disablelegacy.yml
@@ -25,7 +25,8 @@ jobs:
       run: |
            sudo apt-get install autoconf libleptonica-dev libpango1.0-dev -y
            sudo apt-get install cabextract -y
-
+           sudo apt-get install libc++-7-dev libc++abi-7-dev -y
+           
     - name: Setup
       run: |
            mkdir -p m4