diff --git a/cmake/wasi-sdk-toolchain.cmake b/cmake/wasi-sdk-toolchain.cmake
index c2e6977..2585f50 100644
--- a/cmake/wasi-sdk-toolchain.cmake
+++ b/cmake/wasi-sdk-toolchain.cmake
@@ -278,7 +278,7 @@ install(DIRECTORY ${wasi_tmp_install}/bin ${wasi_tmp_install}/lib ${wasi_tmp_ins
 # Build logic for `wasm-component-ld` installed from Rust code.
 set(wasm_component_ld_root ${CMAKE_CURRENT_BINARY_DIR}/wasm-component-ld)
 set(wasm_component_ld ${wasm_component_ld_root}/bin/wasm-component-ld${CMAKE_EXECUTABLE_SUFFIX})
-set(wasm_component_ld_version 0.5.28)
+set(wasm_component_ld_version 0.5.29)
 if(RUST_TARGET)
   set(rust_target_flag --target=${RUST_TARGET})
 endif()
diff --git a/src/wasi-libc b/src/wasi-libc
index 6d8745c..79c1a73 160000
--- a/src/wasi-libc
+++ b/src/wasi-libc
@@ -1 +1 @@
-Subproject commit 6d8745c8cec1aaa82c24f2e3d7a544f7ea9c2089
+Subproject commit 79c1a738e1b3df432545666a1a579c49a82b4514