diff --git a/Cargo.lock b/Cargo.lock
index 4b6cc99426b1c..137d42706b080 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -848,9 +848,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.67"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3c69b077ad434294d3ce9f1f6143a2a4b89a8a2d54ef813d85003a4fd1137fd"
+checksum = "79c2681d6594606957bbb8631c4b90a7fcaaa72cdb714743a437b156d6a7eedd"
 dependencies = [
  "jobserver",
 ]
@@ -1068,11 +1068,11 @@ dependencies = [
 
 [[package]]
 name = "cranelift-bforest"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15013642ddda44eebcf61365b2052a23fd8b7314f90ba44aa059ec02643c5139"
+checksum = "cc0cb7df82c8cf8f2e6a8dd394a0932a71369c160cc9b027dca414fced242513"
 dependencies = [
- "cranelift-entity 0.77.0",
+ "cranelift-entity 0.78.0",
 ]
 
 [[package]]
@@ -1088,7 +1088,7 @@ dependencies = [
  "cranelift-entity 0.68.0",
  "gimli 0.22.0",
  "log 0.4.14",
- "regalloc",
+ "regalloc 0.0.31",
  "smallvec 1.7.0",
  "target-lexicon 0.11.2",
  "thiserror",
@@ -1096,17 +1096,17 @@ dependencies = [
 
 [[package]]
 name = "cranelift-codegen"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "298f2a7ed5fdcb062d8e78b7496b0f4b95265d20245f2d0ca88f846dd192a3a3"
+checksum = "fe4463c15fa42eee909e61e5eac4866b7c6d22d0d8c621e57a0c5380753bfa8c"
 dependencies = [
- "cranelift-bforest 0.77.0",
- "cranelift-codegen-meta 0.77.0",
- "cranelift-codegen-shared 0.77.0",
- "cranelift-entity 0.77.0",
+ "cranelift-bforest 0.78.0",
+ "cranelift-codegen-meta 0.78.0",
+ "cranelift-codegen-shared 0.78.0",
+ "cranelift-entity 0.78.0",
  "gimli 0.25.0",
  "log 0.4.14",
- "regalloc",
+ "regalloc 0.0.32",
  "smallvec 1.7.0",
  "target-lexicon 0.12.0",
 ]
@@ -1123,12 +1123,12 @@ dependencies = [
 
 [[package]]
 name = "cranelift-codegen-meta"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5cf504261ac62dfaf4ffb3f41d88fd885e81aba947c1241275043885bc5f0bac"
+checksum = "793f6a94a053a55404ea16e1700202a88101672b8cd6b4df63e13cde950852bf"
 dependencies = [
- "cranelift-codegen-shared 0.77.0",
- "cranelift-entity 0.77.0",
+ "cranelift-codegen-shared 0.78.0",
+ "cranelift-entity 0.78.0",
 ]
 
 [[package]]
@@ -1139,9 +1139,9 @@ checksum = "6759012d6d19c4caec95793f052613e9d4113e925e7f14154defbac0f1d4c938"
 
 [[package]]
 name = "cranelift-codegen-shared"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1cd2a72db4301dbe7e5a4499035eedc1e82720009fb60603e20504d8691fa9cd"
+checksum = "44aa1846df275bce5eb30379d65964c7afc63c05a117076e62a119c25fe174be"
 
 [[package]]
 name = "cranelift-entity"
@@ -1154,9 +1154,9 @@ dependencies = [
 
 [[package]]
 name = "cranelift-entity"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48868faa07cacf948dc4a1773648813c0e453ff9467e800ff10f6a78c021b546"
+checksum = "a3a45d8d6318bf8fc518154d9298eab2a8154ec068a8885ff113f6db8d69bb3a"
 dependencies = [
  "serde",
 ]
@@ -1175,11 +1175,11 @@ dependencies = [
 
 [[package]]
 name = "cranelift-frontend"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "351c9d13b4ecd1a536215ec2fd1c3ee9ee8bc31af172abf1e45ed0adb7a931df"
+checksum = "e07339bd461766deb7605169de039e01954768ff730fa1254e149001884a8525"
 dependencies = [
- "cranelift-codegen 0.77.0",
+ "cranelift-codegen 0.78.0",
  "log 0.4.14",
  "smallvec 1.7.0",
  "target-lexicon 0.12.0",
@@ -1187,28 +1187,28 @@ dependencies = [
 
 [[package]]
 name = "cranelift-native"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6df8b556663d7611b137b24db7f6c8d9a8a27d7f29c7ea7835795152c94c1b75"
+checksum = "03e2fca76ff57e0532936a71e3fc267eae6a19a86656716479c66e7f912e3d7b"
 dependencies = [
- "cranelift-codegen 0.77.0",
+ "cranelift-codegen 0.78.0",
  "libc",
  "target-lexicon 0.12.0",
 ]
 
 [[package]]
 name = "cranelift-wasm"
-version = "0.77.0"
+version = "0.78.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a69816d90db694fa79aa39b89dda7208a4ac74b6f2b8f3c4da26ee1c8bdfc5e"
+checksum = "1f46fec547a1f8a32c54ea61c28be4f4ad234ad95342b718a9a9adcaadb0c778"
 dependencies = [
- "cranelift-codegen 0.77.0",
- "cranelift-entity 0.77.0",
- "cranelift-frontend 0.77.0",
+ "cranelift-codegen 0.78.0",
+ "cranelift-entity 0.78.0",
+ "cranelift-frontend 0.78.0",
  "itertools",
  "log 0.4.14",
  "smallvec 1.7.0",
- "wasmparser 0.80.2",
+ "wasmparser 0.81.0",
  "wasmtime-types",
 ]
 
@@ -2928,6 +2928,16 @@ dependencies = [
  "futures-timer 2.0.2",
 ]
 
+[[package]]
+name = "io-lifetimes"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47f5ce4afb9bf504b9f496a3307676bc232122f91a93c4da6d540aa99a0a0e0b"
+dependencies = [
+ "rustc_version 0.4.0",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "iovec"
 version = "0.1.4"
@@ -2972,9 +2982,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
+checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
 
 [[package]]
 name = "jobserver"
@@ -3935,6 +3945,12 @@ dependencies = [
  "statrs",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.0.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "687387ff42ec7ea4f2149035a5675fedb675d26f98db90a1846ac63d3addb5f5"
+
 [[package]]
 name = "lite-json"
 version = "0.1.3"
@@ -4090,9 +4106,9 @@ checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
 
 [[package]]
 name = "memchr"
-version = "2.4.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b16bd47d9e329435e309c58469fe0791c2d0d1ba96ec0954152a5ae2b04387dc"
+checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
 
 [[package]]
 name = "memmap"
@@ -4995,6 +5011,15 @@ name = "object"
 version = "0.26.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c55827317fb4c08822499848a14237d2874d6f139828893017237e7ab93eb386"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "object"
+version = "0.27.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67ac1d3f9a1d3616fd9a60c8d74296f22406a238b6a72f5cc1e6f314df4ffbf9"
 dependencies = [
  "crc32fast",
  "indexmap",
@@ -7292,6 +7317,17 @@ dependencies = [
  "smallvec 1.7.0",
 ]
 
+[[package]]
+name = "regalloc"
+version = "0.0.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6304468554ed921da3d32c355ea107b8d13d7b8996c3adfb7aab48d3bc321f4"
+dependencies = [
+ "log 0.4.14",
+ "rustc-hash",
+ "smallvec 1.7.0",
+]
+
 [[package]]
 name = "regex"
 version = "1.5.4"
@@ -7410,6 +7446,23 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "rsix"
+version = "0.23.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f64c5788d5aab8b75441499d99576a24eb09f76fb267b36fec7e3d970c66431"
+dependencies = [
+ "bitflags",
+ "cc",
+ "errno",
+ "io-lifetimes",
+ "itoa",
+ "libc",
+ "linux-raw-sys",
+ "once_cell",
+ "rustc_version 0.4.0",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.18"
@@ -7446,6 +7499,15 @@ dependencies = [
  "semver 0.11.0",
 ]
 
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver 1.0.4",
+]
+
 [[package]]
 name = "rustls"
 version = "0.19.1"
@@ -8827,6 +8889,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "semver"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "568a8e6258aa33c13358f81fd834adb854c6f7c9468520910a9b1e8fac068012"
+
 [[package]]
 name = "semver-parser"
 version = "0.7.0"
@@ -11529,15 +11597,15 @@ checksum = "87cc2fe6350834b4e528ba0901e7aa405d78b89dc1fa3145359eb4de0e323fcf"
 
 [[package]]
 name = "wasmparser"
-version = "0.80.2"
+version = "0.81.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "449167e2832691a1bff24cde28d2804e90e09586a448c8e76984792c44334a6b"
+checksum = "98930446519f63d00a836efdc22f67766ceae8dbcc1571379f2bcabc6b2b9abc"
 
 [[package]]
 name = "wasmtime"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "899b1e5261e3d3420860dacfb952871ace9d7ba9f953b314f67aaf9f8e2a4d89"
+checksum = "311d06b0c49346d1fbf48a17052e844036b95a7753c1afb34e8c0af3f6b5bb13"
 dependencies = [
  "anyhow",
  "backtrace",
@@ -11548,7 +11616,7 @@ dependencies = [
  "lazy_static",
  "libc",
  "log 0.4.14",
- "object 0.26.0",
+ "object 0.27.1",
  "paste 1.0.4",
  "psm",
  "rayon",
@@ -11556,7 +11624,7 @@ dependencies = [
  "rustc-demangle",
  "serde",
  "target-lexicon 0.12.0",
- "wasmparser 0.80.2",
+ "wasmparser 0.81.0",
  "wasmtime-cache",
  "wasmtime-cranelift",
  "wasmtime-environ",
@@ -11567,18 +11635,17 @@ dependencies = [
 
 [[package]]
 name = "wasmtime-cache"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2493b81d7a9935f7af15e06beec806f256bc974a90a843685f3d61f2fc97058"
+checksum = "36147930a4995137dc096e5b17a573b446799be2bbaea433e821ce6a80abe2c5"
 dependencies = [
  "anyhow",
  "base64 0.13.0",
  "bincode",
  "directories-next",
- "errno",
  "file-per-thread-logger",
- "libc",
  "log 0.4.14",
+ "rsix",
  "serde",
  "sha2 0.9.8",
  "toml",
@@ -11588,66 +11655,67 @@ dependencies = [
 
 [[package]]
 name = "wasmtime-cranelift"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99706bacdf5143f7f967d417f0437cce83a724cf4518cb1a3ff40e519d793021"
+checksum = "ab3083a47e1ede38aac06a1d9831640d673f9aeda0b82a64e4ce002f3432e2e7"
 dependencies = [
  "anyhow",
- "cranelift-codegen 0.77.0",
- "cranelift-entity 0.77.0",
- "cranelift-frontend 0.77.0",
+ "cranelift-codegen 0.78.0",
+ "cranelift-entity 0.78.0",
+ "cranelift-frontend 0.78.0",
  "cranelift-native",
  "cranelift-wasm",
  "gimli 0.25.0",
+ "log 0.4.14",
  "more-asserts",
- "object 0.26.0",
+ "object 0.27.1",
  "target-lexicon 0.12.0",
  "thiserror",
- "wasmparser 0.80.2",
+ "wasmparser 0.81.0",
  "wasmtime-environ",
 ]
 
 [[package]]
 name = "wasmtime-environ"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac42cb562a2f98163857605f02581d719a410c5abe93606128c59a10e84de85b"
+checksum = "1c2d194b655321053bc4111a1aa4ead552655c8a17d17264bc97766e70073510"
 dependencies = [
  "anyhow",
  "cfg-if 1.0.0",
- "cranelift-entity 0.77.0",
+ "cranelift-entity 0.78.0",
  "gimli 0.25.0",
  "indexmap",
  "log 0.4.14",
  "more-asserts",
- "object 0.26.0",
+ "object 0.27.1",
  "serde",
  "target-lexicon 0.12.0",
  "thiserror",
- "wasmparser 0.80.2",
+ "wasmparser 0.81.0",
  "wasmtime-types",
 ]
 
 [[package]]
 name = "wasmtime-jit"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24f46dd757225f29a419be415ea6fb8558df9b0194f07e3a6a9c99d0e14dd534"
+checksum = "864ac8dfe4ce310ac59f16fdbd560c257389cb009ee5d030ac6e30523b023d11"
 dependencies = [
  "addr2line",
  "anyhow",
  "bincode",
  "cfg-if 1.0.0",
  "gimli 0.25.0",
- "libc",
  "log 0.4.14",
  "more-asserts",
- "object 0.26.0",
+ "object 0.27.1",
  "region",
+ "rsix",
  "serde",
  "target-lexicon 0.12.0",
  "thiserror",
- "wasmparser 0.80.2",
+ "wasmparser 0.81.0",
  "wasmtime-environ",
  "wasmtime-runtime",
  "winapi 0.3.9",
@@ -11655,9 +11723,9 @@ dependencies = [
 
 [[package]]
 name = "wasmtime-runtime"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0122215a44923f395487048cb0a1d60b5b32c73aab15cf9364b798dbaff0996f"
+checksum = "ab97da813a26b98c9abfd3b0c2d99e42f6b78b749c0646344e2e262d212d8c8b"
 dependencies = [
  "anyhow",
  "backtrace",
@@ -11672,6 +11740,7 @@ dependencies = [
  "more-asserts",
  "rand 0.8.4",
  "region",
+ "rsix",
  "thiserror",
  "wasmtime-environ",
  "winapi 0.3.9",
@@ -11679,14 +11748,14 @@ dependencies = [
 
 [[package]]
 name = "wasmtime-types"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f9b01caf8a204ef634ebac99700e77ba716d3ebbb68a1abbc2ceb6b16dbec9e4"
+checksum = "ff94409cc3557bfbbcce6b14520ccd6bd3727e965c0fe68d63ef2c185bf379c6"
 dependencies = [
- "cranelift-entity 0.77.0",
+ "cranelift-entity 0.78.0",
  "serde",
  "thiserror",
- "wasmparser 0.80.2",
+ "wasmparser 0.81.0",
 ]
 
 [[package]]
diff --git a/client/executor/wasmtime/Cargo.toml b/client/executor/wasmtime/Cargo.toml
index 741898b8282c2..e52a53f71c06e 100644
--- a/client/executor/wasmtime/Cargo.toml
+++ b/client/executor/wasmtime/Cargo.toml
@@ -23,7 +23,7 @@ sp-wasm-interface = { version = "4.0.0-dev", path = "../../../primitives/wasm-in
 sp-runtime-interface = { version = "4.0.0-dev", path = "../../../primitives/runtime-interface" }
 sp-core = { version = "4.0.0-dev", path = "../../../primitives/core" }
 sc-allocator = { version = "4.0.0-dev", path = "../../allocator" }
-wasmtime = { version = "0.30.0", default-features = false, features = [
+wasmtime = { version = "0.31.0", default-features = false, features = [
     "cache",
     "cranelift",
     "jitdump",
diff --git a/client/executor/wasmtime/src/host.rs b/client/executor/wasmtime/src/host.rs
index 4edb9f9c423f0..fcb4c4cae3b8a 100644
--- a/client/executor/wasmtime/src/host.rs
+++ b/client/executor/wasmtime/src/host.rs
@@ -333,6 +333,7 @@ impl<'a, 'b, 'c, 'd> sandbox::SandboxContext for SandboxContext<'a, 'b, 'c, 'd>
 		state: u32,
 		func_idx: SupervisorFuncIndex,
 	) -> Result<i64> {
+		let mut ret_vals = [Val::null()];
 		let result = self.dispatch_thunk.call(
 			&mut self.host_context.caller,
 			&[
@@ -341,26 +342,16 @@ impl<'a, 'b, 'c, 'd> sandbox::SandboxContext for SandboxContext<'a, 'b, 'c, 'd>
 				Val::I32(state as i32),
 				Val::I32(usize::from(func_idx) as i32),
 			],
+			&mut ret_vals,
 		);
 
 		match result {
-			Ok(ret_vals) => {
-				let ret_val = if ret_vals.len() != 1 {
-					return Err(format!(
-						"Supervisor function returned {} results, expected 1",
-						ret_vals.len()
-					)
-					.into())
-				} else {
-					&ret_vals[0]
-				};
-
-				if let Some(ret_val) = ret_val.i64() {
+			Ok(()) =>
+				if let Some(ret_val) = ret_vals[0].i64() {
 					Ok(ret_val)
 				} else {
 					return Err("Supervisor function returned unexpected result!".into())
-				}
-			},
+				},
 			Err(err) => Err(err.to_string().into()),
 		}
 	}