diff --git a/.github/workflows/build-wasm.yml b/.github/workflows/build-wasm.yml
index 19d0c2d0ae..5746bdd944 100644
--- a/.github/workflows/build-wasm.yml
+++ b/.github/workflows/build-wasm.yml
@@ -83,16 +83,21 @@ jobs:
           cd memchr
           git checkout 2.5.0
           # cargo +$RUSTUP_TOOLCHAIN -vvv build || true
-          cargo +$RUSTUP_TOOLCHAIN -vvv build --target wasm32-unknown-emscripten || true
+          cargo +$RUSTUP_TOOLCHAIN -vvv build --target wasm32-unknown-emscripten
 
       - name: Set up rust
         run: |
           rustup +nightly component add rust-src
       - name: Build
         run: |
+          pushd memchr
+          rm -rf ./target
+          cargo +$RUSTUP_TOOLCHAIN -vvv build --target wasm32-unknown-emscripten
+          popd
+
           cmake -Bbuild -GNinja -DCARGO_VERBOSE=1 -DCMAKE_BUILD_TYPE=Release -DSKIP_HEAVY_INLINE=1 -DUSE_LTO=0 -DRUST_USE_LTO=0 -DEMSCRIPTEN_PTHREADS=ON -DCMAKE_TOOLCHAIN_FILE=$EMSCRIPTEN_ROOT/cmake/Modules/Platform/Emscripten.cmake
           cmake --build build --target cargo-shards-rust-union-rust
-          cmake --build build --target shards
+          # cmake --build build --target shards
 
           echo "SHARDS_BUILD=$(pwd)/build" >> $GITHUB_ENV
       # Node LTS v16.15.0 freezes during exit on the st build, using version 18 works