diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 91773fe..943af4c 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -28,7 +28,7 @@ RUN wget https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-${WA
  && mv /wasi-sdk-${WASI_SDK_VERSION_FULL}-x86_64-linux /opt/wasi-sdk
 
 USER $USER
-ARG RUST_TOOLCHAIN=1.86.0
+ARG RUST_TOOLCHAIN=1.89
 
 # Install rust and component tools
 RUN rustup default ${RUST_TOOLCHAIN} \
diff --git a/.github/workflows/Benchmarks.yml b/.github/workflows/Benchmarks.yml
index 685ba1f..69984f4 100644
--- a/.github/workflows/Benchmarks.yml
+++ b/.github/workflows/Benchmarks.yml
@@ -36,13 +36,13 @@ jobs:
 
     - uses: hyperlight-dev/ci-setup-workflow@v1.8.0
       with:
-        rust-toolchain: "1.86.0"
+        rust-toolchain: "1.89"
 
     - name: Build Wasm Runtime Binary
       working-directory: ./src/hyperlight_wasm
       run: just build-wasm-runtime ${{ matrix.config }}
 
-    - uses: dtolnay/rust-toolchain@1.86.0
+    - uses: dtolnay/rust-toolchain@1.89
       with:
         components: clippy, rustfmt
 
diff --git a/.github/workflows/CargoAudit.yml b/.github/workflows/CargoAudit.yml
index 5ddce30..e738cad 100644
--- a/.github/workflows/CargoAudit.yml
+++ b/.github/workflows/CargoAudit.yml
@@ -16,9 +16,9 @@ jobs:
       - uses: actions/checkout@v5
 
       # We are not using the common workflow here because it installs a lot of tools we don't need
-      - uses: dtolnay/rust-toolchain@master
-        with:
-          toolchain: "1.86.0"
+      uses: dtolnay/rust-toolchain@master
+      with:
+        toolchain: "1.89"
 
       - uses: extractions/setup-just@v3
         with:
diff --git a/.github/workflows/CreateDevcontainerImage.yml b/.github/workflows/CreateDevcontainerImage.yml
index dbe3de9..7526e01 100644
--- a/.github/workflows/CreateDevcontainerImage.yml
+++ b/.github/workflows/CreateDevcontainerImage.yml
@@ -16,7 +16,7 @@ env:
   USER: vscode
   GROUP: vscode
   LLVM_VERSION: 17
-  RUST_TOOLCHAIN_DEFAULT: 1.86.0
+  RUST_TOOLCHAIN_DEFAULT: 1.89
   RUST_TOOLCHAIN_FILE: rust-toolchain.toml
   WASI_SDK_VERSION_FULL: "25.0"
   GCC_VERSION: "12" 
diff --git a/.github/workflows/CreateRelease.yml b/.github/workflows/CreateRelease.yml
index ae735e2..1b2e835 100644
--- a/.github/workflows/CreateRelease.yml
+++ b/.github/workflows/CreateRelease.yml
@@ -37,7 +37,7 @@ jobs:
     - name: Hyperlight setup
       uses: hyperlight-dev/ci-setup-workflow@v1.8.0
       with:
-          rust-toolchain: "1.86.0"
+          rust-toolchain: "1.89"
     - name: Verify vendor.tar
       if: ${{ contains(github.ref, 'refs/heads/release/') }}
       run: |
diff --git a/.github/workflows/dep_build_wasm_examples.yml b/.github/workflows/dep_build_wasm_examples.yml
index ee6fbe7..a29f4f8 100644
--- a/.github/workflows/dep_build_wasm_examples.yml
+++ b/.github/workflows/dep_build_wasm_examples.yml
@@ -33,7 +33,7 @@ jobs:
         - name: Hyperlight setup workflow
           uses: hyperlight-dev/ci-setup-workflow@v1.8.0
           with:
-            rust-toolchain: "1.86.0"
+            rust-toolchain: "1.89"
         - name: Set up Docker Buildx
           uses: docker/setup-buildx-action@v3
         - name: Login to Registry
diff --git a/.github/workflows/dep_cargo_publish.yml b/.github/workflows/dep_cargo_publish.yml
index 087b7a8..370be1f 100644
--- a/.github/workflows/dep_cargo_publish.yml
+++ b/.github/workflows/dep_cargo_publish.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Hyperlight setup 
         uses: hyperlight-dev/ci-setup-workflow@v1.8.0
         with:
-          rust-toolchain: "1.86.0"
+          rust-toolchain: "1.89"
 
         # github actions that run against PRs check out a ref to the PR merge branch
         # we need to switch / create a branch for cargo ws to run late
diff --git a/.github/workflows/dep_rust.yml b/.github/workflows/dep_rust.yml
index 6ac002e..b93c767 100644
--- a/.github/workflows/dep_rust.yml
+++ b/.github/workflows/dep_rust.yml
@@ -52,7 +52,7 @@ jobs:
       - name: Hyperlight setup
         uses: hyperlight-dev/ci-setup-workflow@v1.8.0
         with:
-          rust-toolchain: "1.86.0"
+          rust-toolchain: "1.89"
 
       - name: Add Nightly Rust
         run: |
diff --git a/Cargo.toml b/Cargo.toml
index c19b2fe..2157f0f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ resolver = "2"
 [workspace.package]
 version = "0.9.0"
 edition = "2024"
-rust-version = "1.86"
+rust-version = "1.89"
 license = "Apache-2.0"
 homepage = "https://github.com/hyperlight-dev/hyperlight-wasm"
 repository = "https://github.com/hyperlight-dev/hyperlight-wasm"
diff --git a/README.md b/README.md
index ffbe747..6b53ebb 100644
--- a/README.md
+++ b/README.md
@@ -58,11 +58,11 @@ You should also add your user to the kvm group: `sudo adduser $USER kvm`
 
 ## Building
 
-NOTE: Ensure that you use version 1.86.0 of rust toolchain.
+NOTE: Ensure that you use version 1.89 of rust toolchain.
 
 ```Console
-rustup install 1.86.0
-rustup default 1.86.0
+rustup install 1.89
+rustup default 1.89
 ```
 
 Now you can build the Rust Wasm library:
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index cf6d0f5..c683fec 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,2 +1,5 @@
 [toolchain]
-channel = "1.86.0"
+channel = "1.89"
+# Target used for guest binaries. This is an additive list of targets in addition to host platform.
+# Will install the target if not already installed when building guest binaries.
+targets = ["x86_64-unknown-none"]
\ No newline at end of file