diff --git a/.github/workflows/rust-ci.yml b/.github/workflows/rust-ci.yml
index fc2ab5a0430..7a2ef1f2df8 100644
--- a/.github/workflows/rust-ci.yml
+++ b/.github/workflows/rust-ci.yml
@@ -59,7 +59,7 @@ jobs:
         working-directory: codex-rs
     steps:
       - uses: actions/checkout@v6
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
         with:
           components: rustfmt
       - name: cargo fmt
@@ -77,7 +77,7 @@ jobs:
         working-directory: codex-rs
     steps:
       - uses: actions/checkout@v6
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
       - uses: taiki-e/install-action@44c6d64aa62cd779e873306675c7a58e86d6d532 # v2
         with:
           tool: cargo-shear
@@ -186,7 +186,7 @@ jobs:
             sudo apt-get update -y
             sudo DEBIAN_FRONTEND=noninteractive apt-get install -y libubsan1
           fi
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
         with:
           targets: ${{ matrix.target }}
           components: clippy
@@ -510,7 +510,7 @@ jobs:
       - name: Install DotSlash
         uses: facebook/install-dotslash@v2
 
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
         with:
           targets: ${{ matrix.target }}
 
diff --git a/.github/workflows/rust-release.yml b/.github/workflows/rust-release.yml
index 7b8a4fe8a18..2f764df6802 100644
--- a/.github/workflows/rust-release.yml
+++ b/.github/workflows/rust-release.yml
@@ -98,7 +98,7 @@ jobs:
             sudo apt-get update -y
             sudo DEBIAN_FRONTEND=noninteractive apt-get install -y libubsan1
           fi
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
         with:
           targets: ${{ matrix.target }}
 
diff --git a/.github/workflows/sdk.yml b/.github/workflows/sdk.yml
index f506dce6ba1..60c14561ab8 100644
--- a/.github/workflows/sdk.yml
+++ b/.github/workflows/sdk.yml
@@ -24,7 +24,7 @@ jobs:
           node-version: 22
           cache: pnpm
 
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
 
       - name: build codex
         run: cargo build --bin codex
diff --git a/.github/workflows/shell-tool-mcp.yml b/.github/workflows/shell-tool-mcp.yml
index 1f7bce1ccfb..2ae60b3e151 100644
--- a/.github/workflows/shell-tool-mcp.yml
+++ b/.github/workflows/shell-tool-mcp.yml
@@ -93,7 +93,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v6
 
-      - uses: dtolnay/rust-toolchain@1.92
+      - uses: dtolnay/rust-toolchain@1.93
         with:
           targets: ${{ matrix.target }}
 
diff --git a/MODULE.bazel b/MODULE.bazel
index 87db7d1522f..a6a7e2eab6d 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -53,7 +53,7 @@ rust = use_extension("@rules_rust//rust:extensions.bzl", "rust")
 rust.toolchain(
     edition = "2024",
     extra_target_triples = RUST_TRIPLES,
-    versions = ["1.90.0"],
+    versions = ["1.93.0"],
 )
 use_repo(rust, "rust_toolchains")
 
diff --git a/codex-rs/rust-toolchain.toml b/codex-rs/rust-toolchain.toml
index 05eeaac960a..954b6848955 100644
--- a/codex-rs/rust-toolchain.toml
+++ b/codex-rs/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.92.0"
+channel = "1.93.0"
 components = ["clippy", "rustfmt", "rust-src"]
diff --git a/codex-rs/scripts/setup-windows.ps1 b/codex-rs/scripts/setup-windows.ps1
index 33b6b0c3522..df877313801 100644
--- a/codex-rs/scripts/setup-windows.ps1
+++ b/codex-rs/scripts/setup-windows.ps1
@@ -179,7 +179,7 @@ if (-not (Ensure-Command 'cargo')) {
 Write-Host "==> Configuring Rust toolchain per rust-toolchain.toml" -ForegroundColor Cyan
 
 # Pin to the workspace toolchain and install components
-$toolchain = '1.92.0'
+$toolchain = '1.93.0'
 & rustup toolchain install $toolchain --profile minimal | Out-Host
 & rustup default $toolchain | Out-Host
 & rustup component add clippy rustfmt rust-src --toolchain $toolchain | Out-Host