diff --git a/.github/workflows/benchmark_pull_request.yml b/.github/workflows/benchmark_pull_request.yml
index 6f3dad8a..f09327fe 100644
--- a/.github/workflows/benchmark_pull_request.yml
+++ b/.github/workflows/benchmark_pull_request.yml
@@ -20,7 +20,7 @@ jobs:
           sudo apt-get install clang
           echo "CC=clang" >> $GITHUB_ENV
           echo "CXX=clang++" >> $GITHUB_ENV
-          sudo apt-get install libb2-1 
+          sudo apt-get install libb2-dev 
 
       - name: Checkout hacl-packages (${{ github.ref }})
         uses: actions/checkout@v3
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2b32120a..082d06c7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -72,7 +72,7 @@ jobs:
         run: sudo apt-get install gcc-multilib g++-multilib
 
       - name: Setup | Install libb2
-        run: sudo apt-get install libb2-1
+        run: sudo apt-get install libb2-dev
 
       - name: Checkout
         uses: actions/checkout@v3