diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1bdd2525..a14fdcce 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,6 @@ env:
   NET_RETRY_COUNT: 5
   B2_CI_VERSION: 1
   B2_VARIANT: debug,release
-  B2_LINK: shared,static
   LCOV_BRANCH_COVERAGE: 0
   CODECOV_NAME: Github Actions
 
@@ -342,9 +341,7 @@ jobs:
       matrix:
         include:
           - { os: ubuntu-20.04, build_shared: ON,  build_type: Debug, generator: 'Unix Makefiles' }
-          - { os: ubuntu-20.04, build_shared: OFF, build_type: Debug, generator: 'Unix Makefiles' }
           - { os: windows-2019, build_shared: ON,  build_type: Debug, generator: 'Visual Studio 16 2019' }
-          - { os: windows-2019, build_shared: OFF, build_type: Debug, generator: 'Visual Studio 16 2019' }
 
     timeout-minutes: 120
     runs-on: ${{matrix.os}}