diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 6839a67a3..cae7da9ae 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -58,6 +58,10 @@ jobs:
             -DCMAKE_C_COMPILER_LAUNCHER=ccache \
             -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
             -DREQUIRED_LLVM_TOOLING_VERSION=16 \
+              -DLLVM_ENABLE_RUNTIMES=libunwind \
+  -DLIBCXXABI_USE_LLVM_UNWINDER=YES \
+  -DLIBCXX_USE_COMPILER_RT=YES \
+  -DLIBCXXABI_USE_COMPILER_RT=YES \
             ../ytsaurus-cpp-sdk
 
           export CCACHE_BASEDIR="$(realpath ..)"
diff --git a/clang.toolchain b/clang.toolchain
index 946fadfd1..0cc02ba4e 100644
--- a/clang.toolchain
+++ b/clang.toolchain
@@ -12,4 +12,4 @@ set(CMAKE_SHARED_LINKER_FLAGS -fuse-ld=lld-16)
 
 set(CMAKE_POSITION_INDEPENDENT_CODE On)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20 -stdlib=libc++ -lpthread")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20 -stdlib=libc++ -lpthread -rtlib=compiler-rt")