diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cd7a8f38..deb5b107 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,8 +21,8 @@ jobs:
     - uses: actions/checkout@v3
       with:
         submodules: recursive
-    - uses: risc0/risc0/.github/actions/rustup@release-0.17
-    - uses: risc0/risc0/.github/actions/sccache@release-0.17
+    - uses: risc0/risc0/.github/actions/rustup@release-0.18
+    - uses: risc0/risc0/.github/actions/sccache@release-0.18
     - run: cargo install cargo-risczero && cargo risczero install
     - run: cargo test --workspace --all-targets --all-features
 
@@ -34,8 +34,8 @@ jobs:
     - uses: actions/checkout@v3
       with:
         submodules: recursive
-    - uses: risc0/risc0/.github/actions/rustup@release-0.17
-    - uses: risc0/risc0/.github/actions/sccache@release-0.17
+    - uses: risc0/risc0/.github/actions/rustup@release-0.18
+    - uses: risc0/risc0/.github/actions/sccache@release-0.18
     - uses: risc0/clippy-action@main
       with:
         reporter: 'github-pr-check'
@@ -49,5 +49,5 @@ jobs:
     timeout-minutes: 10
     steps:
     - uses: actions/checkout@v3
-    - uses: risc0/risc0/.github/actions/rustup@release-0.17
+    - uses: risc0/risc0/.github/actions/rustup@release-0.18
     - run: cargo fmt --all --check
diff --git a/Cargo.lock b/Cargo.lock
index 925eeefb..cb19fafc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -467,9 +467,9 @@ dependencies = [
 
 [[package]]
 name = "bonsai-sdk"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "66e9fa77caf50bfb060986f967d1a17a9dc890d9f0deea7daad4f460e76741d2"
+checksum = "94478e373742b9d1de02e13399633348e5b230dfe6364f65e80056c7df7438c5"
 dependencies = [
  "reqwest",
  "serde",
@@ -2387,12 +2387,12 @@ dependencies = [
 
 [[package]]
 name = "prettyplease"
-version = "0.1.25"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6c8646e95016a7a6c4adea95bafa8a16baab64b583356217f2c85db4a39d9a86"
+checksum = "6c64d9ba0963cdcea2e1b2230fbae2bab30eb25a174be395c41e764bfb65dd62"
 dependencies = [
  "proc-macro2",
- "syn 1.0.109",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2474,9 +2474,9 @@ dependencies = [
 
 [[package]]
 name = "prost"
-version = "0.11.9"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd"
+checksum = "f4fdd22f3b9c31b53c060df4a0613a1c7f062d4115a2b984dd15b1858f7e340d"
 dependencies = [
  "bytes",
  "prost-derive",
@@ -2484,44 +2484,44 @@ dependencies = [
 
 [[package]]
 name = "prost-build"
-version = "0.11.9"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "119533552c9a7ffacc21e099c24a0ac8bb19c2a2a3f363de84cd9b844feab270"
+checksum = "8bdf592881d821b83d471f8af290226c8d51402259e9bb5be7f9f8bdebbb11ac"
 dependencies = [
  "bytes",
  "heck",
  "itertools",
- "lazy_static",
  "log",
  "multimap",
+ "once_cell",
  "petgraph",
  "prettyplease",
  "prost",
  "prost-types",
  "regex",
- "syn 1.0.109",
+ "syn 2.0.26",
  "tempfile",
  "which",
 ]
 
 [[package]]
 name = "prost-derive"
-version = "0.11.9"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5d2d8d10f3c6ded6da8b05b5fb3b8a5082514344d56c9f871412d29b4e075b4"
+checksum = "265baba7fabd416cf5078179f7d2cbeca4ce7a9041111900675ea7c4cb8a4c32"
 dependencies = [
  "anyhow",
  "itertools",
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn 2.0.26",
 ]
 
 [[package]]
 name = "prost-types"
-version = "0.11.9"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "213622a1460818959ac1181aaeb2dc9c7f63df720db7d788b3e24eacd1983e13"
+checksum = "e081b29f63d83a4bc75cfc9f3fe424f9156cf92d8a4f0c9407cce9a1b67327cf"
 dependencies = [
  "prost",
 ]
@@ -2844,9 +2844,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-binfmt"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47552e56df694790ef3fc91b4e0bb40de97f1ad6916e8545a17b6740f40c31fb"
+checksum = "ede27631e6b2a946a43db812063453c9701d5d2544d82f9abec2cc12574ebb8e"
 dependencies = [
  "anyhow",
  "elf",
@@ -2858,9 +2858,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-build"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "354cff39064952cea41d6e49286b940766260b412ceae99ec090da40d24325b5"
+checksum = "703b79671cd148f6535e1f78b8a74f665c920493eb6546c516c67ab0bc0bbde1"
 dependencies = [
  "cargo_metadata",
  "risc0-binfmt",
@@ -2872,9 +2872,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-build-kernel"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81a3c48d9e9faf3c8e8e03dc63922a825f4a480aa1818980418c3482ce678ec1"
+checksum = "80b88d565a721641f355cb889fee75c12c719dec7b910aa42ecabffa30d99f87"
 dependencies = [
  "cc",
  "directories",
@@ -2886,9 +2886,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-circuit-rv32im"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbb3685e42e4bf1e987b8f52de3606eb26792f4fe76d3ae07c5530b8fac14884"
+checksum = "68e00222152fdc94cacc9b6682b5c0cbe8138f1ee82e80c24a64d9ad2c6d7415"
 dependencies = [
  "anyhow",
  "log",
@@ -2904,9 +2904,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-circuit-rv32im-sys"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "086877b77644c8e912cd365ae325adf1a45eea63ea89bad46b6c72a95568b45a"
+checksum = "2ca6ec6b1a7aad859af0009d19946ffdded8e3bd5d9accf893846b6bf996ac08"
 dependencies = [
  "glob",
  "risc0-build-kernel",
@@ -2916,9 +2916,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-core"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16ef34344403c55e33095513948ab4f4e034ce5cb940d62470b58d44618603d3"
+checksum = "08605aec93ea22ed83f7f81f42e2d7287a5b0c749d8671f94de9d5994020045c"
 dependencies = [
  "bytemuck",
  "rand_core",
@@ -2926,9 +2926,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-sys"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ecd8fa36f2010dde7229ad96786ec7e41b093b6e4443bb96db22a6644114297c"
+checksum = "d6d308c2ebc79e32c100f57722914b3172d2f0d69321703b684ea0c302e4f3a9"
 dependencies = [
  "cc",
  "glob",
@@ -2938,9 +2938,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-zkp"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd3454c4dfb4573178e7d802c0969e658f0bf38e793948b7d77cb57455a52993"
+checksum = "28166926bb177824939f4e91083198f9f3da8137aeac32361bd34548c0526fa5"
 dependencies = [
  "anyhow",
  "blake2",
@@ -2965,15 +2965,16 @@ dependencies = [
 
 [[package]]
 name = "risc0-zkvm"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3363c73f05de3d3474b1796ebce5c19094820bc155f808f3172864991964758f"
+checksum = "ec972152bcaa1a2967e412e22a84f6e2984a95c701bcc7943ca8ca10126ee0a2"
 dependencies = [
  "addr2line",
  "anyhow",
  "bincode",
  "bonsai-sdk",
  "bytemuck",
+ "bytes",
  "cfg-if",
  "crypto-bigint",
  "generic-array",
@@ -2998,6 +2999,7 @@ dependencies = [
  "rrs-lib",
  "serde",
  "sha2",
+ "tempfile",
  "thiserror",
  "tracing",
  "typetag",
@@ -3005,9 +3007,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-zkvm-platform"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be7dfd4644e051a450f2d4acecb37409fbdfb9a520cd6e96da3b17d415b92771"
+checksum = "8524b46783b58b00e9b2a4712e837093c975b23cf25bfaf99e1cf69e9011bf6b"
 
 [[package]]
 name = "rlp"
diff --git a/Cargo.toml b/Cargo.toml
index 241058b6..5ae268f9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,6 +22,6 @@ lto = true
 opt-level = 3
 
 [workspace.dependencies]
-bonsai-sdk = "0.3"
-risc0-build = "0.17"
-risc0-zkvm = { version = "0.17", default-features = false }
+bonsai-sdk = "0.4"
+risc0-build = "0.18"
+risc0-zkvm = { version = "0.18", default-features = false }
diff --git a/guests/eth-block/Cargo.lock b/guests/eth-block/Cargo.lock
index db3c435b..4fc133c2 100644
--- a/guests/eth-block/Cargo.lock
+++ b/guests/eth-block/Cargo.lock
@@ -2076,9 +2076,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-binfmt"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47552e56df694790ef3fc91b4e0bb40de97f1ad6916e8545a17b6740f40c31fb"
+checksum = "ede27631e6b2a946a43db812063453c9701d5d2544d82f9abec2cc12574ebb8e"
 dependencies = [
  "anyhow",
  "elf",
@@ -2090,9 +2090,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-circuit-rv32im"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbb3685e42e4bf1e987b8f52de3606eb26792f4fe76d3ae07c5530b8fac14884"
+checksum = "68e00222152fdc94cacc9b6682b5c0cbe8138f1ee82e80c24a64d9ad2c6d7415"
 dependencies = [
  "anyhow",
  "log",
@@ -2104,9 +2104,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-core"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16ef34344403c55e33095513948ab4f4e034ce5cb940d62470b58d44618603d3"
+checksum = "08605aec93ea22ed83f7f81f42e2d7287a5b0c749d8671f94de9d5994020045c"
 dependencies = [
  "bytemuck",
  "rand_core",
@@ -2114,9 +2114,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-zkp"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd3454c4dfb4573178e7d802c0969e658f0bf38e793948b7d77cb57455a52993"
+checksum = "28166926bb177824939f4e91083198f9f3da8137aeac32361bd34548c0526fa5"
 dependencies = [
  "anyhow",
  "blake2",
@@ -2135,9 +2135,9 @@ dependencies = [
 
 [[package]]
 name = "risc0-zkvm"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3363c73f05de3d3474b1796ebce5c19094820bc155f808f3172864991964758f"
+checksum = "ec972152bcaa1a2967e412e22a84f6e2984a95c701bcc7943ca8ca10126ee0a2"
 dependencies = [
  "anyhow",
  "bytemuck",
@@ -2154,14 +2154,15 @@ dependencies = [
  "risc0-zkp",
  "risc0-zkvm-platform",
  "serde",
+ "tempfile",
  "tracing",
 ]
 
 [[package]]
 name = "risc0-zkvm-platform"
-version = "0.17.0"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be7dfd4644e051a450f2d4acecb37409fbdfb9a520cd6e96da3b17d415b92771"
+checksum = "8524b46783b58b00e9b2a4712e837093c975b23cf25bfaf99e1cf69e9011bf6b"
 
 [[package]]
 name = "rlp"
diff --git a/guests/eth-block/Cargo.toml b/guests/eth-block/Cargo.toml
index 1fca2d06..98611727 100644
--- a/guests/eth-block/Cargo.toml
+++ b/guests/eth-block/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 k256 = { version = "=0.13.1", features = ["std", "ecdsa"], default_features = false }
-risc0-zkvm = { version = "0.17", default-features = false, features = ['std'] }
+risc0-zkvm = { version = "0.18", default-features = false, features = ['std'] }
 zeth-lib = { path = "../../lib", default-features = false }
 
 [patch.crates-io]
diff --git a/host/src/main.rs b/host/src/main.rs
index aefd54f5..e2de9241 100644
--- a/host/src/main.rs
+++ b/host/src/main.rs
@@ -307,11 +307,9 @@ async fn main() -> Result<()> {
             let image_id = hex::encode(image.compute_id());
             let image = bincode::serialize(&image).expect("Failed to serialize memory img");
 
-            match client.upload_img(&image_id, image) {
-                Ok(_) => (),
-                Err(bonsai_sdk::SdkErr::ImageIdExists) => (),
-                Err(err) => panic!("Could not upload ELF: {}", err),
-            };
+            client
+                .upload_img(&image_id, image)
+                .expect("Could not upload ELF");
             image_id
         };