diff --git a/libcxx/recipe.spec b/libcxx/recipe.spec
index aa7d491..83ae400 100644
--- a/libcxx/recipe.spec
+++ b/libcxx/recipe.spec
@@ -6,8 +6,10 @@ sources: https://github.com/llvm/llvm-project/releases/download/llvmorg-%{versio
 	mkdir %{name}-%{version}
 	cd %{name}-%{version}
 	cmake ../%{name}-%{version}.src \
-		-DCMAKE_INSTALL_PREFIX=/usr/weirdos \
+		-DCMAKE_INSTALL_PREFIX=%{prefix} \
 		-DCMAKE_BUILD_TYPE=Release \
-		-DCMAKE_CXX_FLAGS="-fPIC -O2" \
-		-DCMAKE_C_FLAGS="-fPIC -O2"
+		-DLIBCXX_HAS_MUSL_LIBC=ON \
+		-DCMAKE_CXX_FLAGS="$CXXFLAGS" \
+		-DLIBCXX_CXX_ABI=libcxxabi \
+		-DCMAKE_C_FLAGS="$CFLAGS"