diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3324ac9..0ea2fde 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,6 @@ on:
       - feature/**
 
 env:
-  LIBRARY: core
   UBSAN_OPTIONS: print_stacktrace=1
 
 jobs:
@@ -120,6 +119,10 @@ jobs:
 
       - name: Setup Boost
         run: |
+          echo GITHUB_REPOSITORY: $GITHUB_REPOSITORY
+          LIBRARY=${GITHUB_REPOSITORY#*/}
+          echo LIBRARY: $LIBRARY
+          echo "LIBRARY=$LIBRARY" >> $GITHUB_ENV
           echo GITHUB_BASE_REF: $GITHUB_BASE_REF
           echo GITHUB_REF: $GITHUB_REF
           REF=${GITHUB_BASE_REF:-$GITHUB_REF}
@@ -172,6 +175,10 @@ jobs:
       - name: Setup Boost
         shell: cmd
         run: |
+          echo GITHUB_REPOSITORY: %GITHUB_REPOSITORY%
+          for /f %%i in ("%GITHUB_REPOSITORY%") do set LIBRARY=%%~nxi
+          echo LIBRARY: %LIBRARY%
+          echo LIBRARY=%LIBRARY%>>%GITHUB_ENV%
           echo GITHUB_BASE_REF: %GITHUB_BASE_REF%
           echo GITHUB_REF: %GITHUB_REF%
           if "%GITHUB_BASE_REF%" == "" set GITHUB_BASE_REF=%GITHUB_REF%