diff --git a/libraries/droplet/.github/workflows/test.yml b/libraries/droplet/.github/workflows/test.yml
index db2764e6..de76641d 100644
--- a/libraries/droplet/.github/workflows/test.yml
+++ b/libraries/droplet/.github/workflows/test.yml
@@ -25,7 +25,7 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@stable
+        uses: dtolnay/rust-toolchain@nightly
         with:
           components: rustfmt, clippy
 
diff --git a/libraries/droplet/libarchive-rust b/libraries/droplet/libarchive-rust
index c694faba..bf474266 160000
--- a/libraries/droplet/libarchive-rust
+++ b/libraries/droplet/libarchive-rust
@@ -1 +1 @@
-Subproject commit c694faba63d2fc3d79c4fde70ebd699adcac9aae
+Subproject commit bf47426655a9a6c537be753b8c4189191d2ef656