diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1104fc4..959de2a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -73,7 +73,7 @@ jobs:
           git checkout 01cc4e042e2235b29d9d489d89728a6f9ac063ed
           cmake --version
           ls -la
-          cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON -Dsctp_debug=ON -Dsctp_invariants=ON -Dsctp_inet6=ON -Dsctp_inet=ON -Dsctp_build_programs=ON -Dsctp_build_fuzzer=OFF -DCMAKE_INSTALL_PREFIX=cmake_install -DCMAKE_INSTALL_LIBDIR=lib -DCMAKE_SYSTEM_PROCESSOR=x86_64 .
+          cmake -S . -B cmake_build -DCMAKE_BUILD_TYPE=Debug -DCMAKE_POSITION_INDEPENDENT_CODE=ON -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON -Dsctp_debug=ON -Dsctp_invariants=ON -Dsctp_inet6=ON -Dsctp_inet=ON -Dsctp_build_programs=ON -Dsctp_build_fuzzer=OFF -DCMAKE_INSTALL_PREFIX=cmake_install -DCMAKE_INSTALL_LIBDIR=lib -DCMAKE_SYSTEM_PROCESSOR=x86_64 .
           echo "install done"
           cmake --build cmake_build --parallel 2 --config Debug --target install --clean-first --verbose
           cd ..